<p>That evening on September 26, 1980, Robert Platzer, then 12, was having a great night out. He had been on fairground rides, eaten bags of sweets and even bought a helium balloon -- all that a child dreams of at the Munich Oktoberfest.</p>.<p>He was just at the exit of the popular beer festival with his parents and four siblings when he saw a man with his arms in the rubbish bin, towards which his family was headed.</p>.<p>But at that moment, the bomb went off.</p>.<p>"There was a huge flame, I was thrown back several metres," Robert Hoeckmayr, who has since taken his wife's family name, told AFP in an interview.</p>.<p>A bomb in the trashcan had exploded just steps away from the merry-go-round and the beer tents.</p>.<p>Thirteen people -- including the bomber Gundolf Koehler -- were killed and more than 200 injured.</p>.<p>Four decades on, prosecutors in July finally classed it a political attack -- the deadliest far-right assault in post-war Germany.</p>.<p>Investigators initially assumed the 21-year-old Koehler was a depressed geology student, who had acted because of relationship problems and exam stress, downplaying his known links to the extremist scene.</p>.<p>But further revelations about the extent of Koehler's involvement with the far-right and speculation he may not have acted alone prompted prosecutors to reopen the investigation in 2014.</p>.<p>After interviewing over a thousand witnesses and combing through 300,000 documents, investigators believe Koehler aimed for the attack to be blamed on the far left.</p>.<p>His goal had been to influence that year's general election and usher in a conservative candidate as chancellor.</p>.<p>The 40th anniversary of the attack on Saturday comes as far-right violence is once again on the rise in Germany, with a deadly attack targeting a synagogue in Halle in 2019 and another that left nine people of migrant origin dead in Hanau in February.</p>.<p>Hoeckmayr did not want to be drawn into discussing the political extremism that has sparked the violence. For him, more must be done to help survivors.</p>.<p>"I don't care from which side the attack comes from, the survivors need to be better taken care of," he said.</p>.<p>Hoeckmayr's experience underlines how the devastation wrought goes on far beyond that fateful day.</p>.<p>His eight-year-old sister Ilona was killed on the spot. His little brother, six, died on the way to the hospital in the ambulance. His parents were severely wounded.</p>.<p>His sister Elisabeth survived but died of a drug overdose at 24. His brother threw himself under a train in 2008, at age 42.</p>.<p>"They could not stand the pain. I am the sole survivor in this family," said Hoeckmayr, now 52 and a Munich city official.</p>.<p>He has had 41 operations to remove metal shards lodged all over his body.</p>.<p>"They didn't manage to remove all of them," said the tall man with greying hair.</p>.<p>But what was even more difficult to heal was the feeling of being "abandoned" by the German state after the attack.</p>.<p>"We were never offered psychological help. Several months after the attack, the doctors declared that I was healthy, just because I could walk," he said.</p>.<p>It was thanks to his wife and three children that he was able to pick up the pieces.</p>.<p>"They gave me the energy to live."</p>.<p>Beyond the lack of psychological support, he is also angry about the low level of financial aid provided to people wounded in the attack.</p>.<p>But that may soon change, with the city of Munich, the Bavarian state and Chancellor Angela Merkel's government to stump up 1.2 million euros ($1.4 million) for victims of the attack.</p>.<p>For Hoeckmayr, "40 years later is too late".</p>.<p>"It's not just about money but about helping people who have experienced terrible things to return to society," said Hoeckmayr, who refuses to be labelled a victim, saying he is a survivor.</p>.<p>He will participate in a ceremony on Saturday when Munich inaugurates a new information site that tells the story of the attack.</p>.<p>Underlining its importance, he said: "Here too, many people know that something happened on September 26, 1980, but they don't know what it is."</p>
<p>That evening on September 26, 1980, Robert Platzer, then 12, was having a great night out. He had been on fairground rides, eaten bags of sweets and even bought a helium balloon -- all that a child dreams of at the Munich Oktoberfest.</p>.<p>He was just at the exit of the popular beer festival with his parents and four siblings when he saw a man with his arms in the rubbish bin, towards which his family was headed.</p>.<p>But at that moment, the bomb went off.</p>.<p>"There was a huge flame, I was thrown back several metres," Robert Hoeckmayr, who has since taken his wife's family name, told AFP in an interview.</p>.<p>A bomb in the trashcan had exploded just steps away from the merry-go-round and the beer tents.</p>.<p>Thirteen people -- including the bomber Gundolf Koehler -- were killed and more than 200 injured.</p>.<p>Four decades on, prosecutors in July finally classed it a political attack -- the deadliest far-right assault in post-war Germany.</p>.<p>Investigators initially assumed the 21-year-old Koehler was a depressed geology student, who had acted because of relationship problems and exam stress, downplaying his known links to the extremist scene.</p>.<p>But further revelations about the extent of Koehler's involvement with the far-right and speculation he may not have acted alone prompted prosecutors to reopen the investigation in 2014.</p>.<p>After interviewing over a thousand witnesses and combing through 300,000 documents, investigators believe Koehler aimed for the attack to be blamed on the far left.</p>.<p>His goal had been to influence that year's general election and usher in a conservative candidate as chancellor.</p>.<p>The 40th anniversary of the attack on Saturday comes as far-right violence is once again on the rise in Germany, with a deadly attack targeting a synagogue in Halle in 2019 and another that left nine people of migrant origin dead in Hanau in February.</p>.<p>Hoeckmayr did not want to be drawn into discussing the political extremism that has sparked the violence. For him, more must be done to help survivors.</p>.<p>"I don't care from which side the attack comes from, the survivors need to be better taken care of," he said.</p>.<p>Hoeckmayr's experience underlines how the devastation wrought goes on far beyond that fateful day.</p>.<p>His eight-year-old sister Ilona was killed on the spot. His little brother, six, died on the way to the hospital in the ambulance. His parents were severely wounded.</p>.<p>His sister Elisabeth survived but died of a drug overdose at 24. His brother threw himself under a train in 2008, at age 42.</p>.<p>"They could not stand the pain. I am the sole survivor in this family," said Hoeckmayr, now 52 and a Munich city official.</p>.<p>He has had 41 operations to remove metal shards lodged all over his body.</p>.<p>"They didn't manage to remove all of them," said the tall man with greying hair.</p>.<p>But what was even more difficult to heal was the feeling of being "abandoned" by the German state after the attack.</p>.<p>"We were never offered psychological help. Several months after the attack, the doctors declared that I was healthy, just because I could walk," he said.</p>.<p>It was thanks to his wife and three children that he was able to pick up the pieces.</p>.<p>"They gave me the energy to live."</p>.<p>Beyond the lack of psychological support, he is also angry about the low level of financial aid provided to people wounded in the attack.</p>.<p>But that may soon change, with the city of Munich, the Bavarian state and Chancellor Angela Merkel's government to stump up 1.2 million euros ($1.4 million) for victims of the attack.</p>.<p>For Hoeckmayr, "40 years later is too late".</p>.<p>"It's not just about money but about helping people who have experienced terrible things to return to society," said Hoeckmayr, who refuses to be labelled a victim, saying he is a survivor.</p>.<p>He will participate in a ceremony on Saturday when Munich inaugurates a new information site that tells the story of the attack.</p>.<p>Underlining its importance, he said: "Here too, many people know that something happened on September 26, 1980, but they don't know what it is."</p>