<p class="title">Katerina Siniakova beat Sofia Kenin in a marathon three-set battle on Sunday to lead the Czech Republic to a sixth Fed Cup title in eight years after defeating the United States in the final.</p>.<p class="bodytext">Siniakova, the world number 31, snuffed out two match points to beat the 19-year-old, 52nd-ranked Kenin 7-5, 5-7, 7-5 in three hours and 45 minutes to wrap up a 3-0 victory.</p>.<p class="bodytext">It is an 11th overall title for the Czechs, five of which came as the former Czechoslovakia, a haul second only to the US and their record of 18.</p>.<p class="bodytext">"It was an incredible game for me, up and down, lots of nerves," Siniakova said. "I'm just terribly happy I've won."</p>.<p class="bodytext">"I was so nervous I can't describe it and I'm really looking forward to some time off," she added.</p>.<p class="bodytext">Groundstrokes and long rallies prevailed in Sunday's rubber as both Siniakova and Kenin struggled with their serves, losing it more often than not in the first set.</p>.<p class="bodytext">But the 22-year-old Czech, who is the world number one for doubles alongside her teammate and compatriot Barbora Krejcikova, managed an extra break to take the set 7-5 as Kenin made 23 unforced errors.</p>.<p class="bodytext">The Russian-born American making her Fed Cup debut kept piling up errors early into the second set with Siniakova taking a 3-0 lead.</p>.<p class="bodytext">The American number one for the tie despite still seeking her maiden WTA singles title, Kenin regained composure in time to win the next four games before taking the set 7-5 as Siniakova visibly struggled with her nerves.</p>.<p class="bodytext">The Czech took another 3-0 lead in the third set and held on to the advantage in an interminable 19-minute game five.</p>.<p class="bodytext">But Kenin, who underwent treatment on her left thigh, came back and took a 5-4 lead before earning two match points.</p>.<p class="bodytext">"I felt terrible there. The worst," said Siniakova.</p>.<p class="bodytext">"But you keep playing until the last match point is won."</p>.<p class="bodytext">That is what happened -- Siniakova took the game, earned a break and won the set 7-5.</p>.<p class="bodytext">On Saturday, Barbora Strycova, the world number 33, came from a set down against Kenin to win 6-7 (5/7), 6-1, 6-4 in the Czech's last Fed Cup rubber before retirement.</p>.<p class="bodytext">Siniakova then saw off 63rd-ranked Alison Riske 6-3, 7-6 (7/2).</p>.<p class="bodytext">The US, whose head-to-head record against the Czechs is now 10-3, were missing Sloane Stephens, Serena Williams, Venus Williams and Madison Keys.</p>.<p class="bodytext">The Czechs were without Karolina Pliskova and two-time Wimbledon champion Petra Kvitova, who missed the final with a bad cold.</p>
<p class="title">Katerina Siniakova beat Sofia Kenin in a marathon three-set battle on Sunday to lead the Czech Republic to a sixth Fed Cup title in eight years after defeating the United States in the final.</p>.<p class="bodytext">Siniakova, the world number 31, snuffed out two match points to beat the 19-year-old, 52nd-ranked Kenin 7-5, 5-7, 7-5 in three hours and 45 minutes to wrap up a 3-0 victory.</p>.<p class="bodytext">It is an 11th overall title for the Czechs, five of which came as the former Czechoslovakia, a haul second only to the US and their record of 18.</p>.<p class="bodytext">"It was an incredible game for me, up and down, lots of nerves," Siniakova said. "I'm just terribly happy I've won."</p>.<p class="bodytext">"I was so nervous I can't describe it and I'm really looking forward to some time off," she added.</p>.<p class="bodytext">Groundstrokes and long rallies prevailed in Sunday's rubber as both Siniakova and Kenin struggled with their serves, losing it more often than not in the first set.</p>.<p class="bodytext">But the 22-year-old Czech, who is the world number one for doubles alongside her teammate and compatriot Barbora Krejcikova, managed an extra break to take the set 7-5 as Kenin made 23 unforced errors.</p>.<p class="bodytext">The Russian-born American making her Fed Cup debut kept piling up errors early into the second set with Siniakova taking a 3-0 lead.</p>.<p class="bodytext">The American number one for the tie despite still seeking her maiden WTA singles title, Kenin regained composure in time to win the next four games before taking the set 7-5 as Siniakova visibly struggled with her nerves.</p>.<p class="bodytext">The Czech took another 3-0 lead in the third set and held on to the advantage in an interminable 19-minute game five.</p>.<p class="bodytext">But Kenin, who underwent treatment on her left thigh, came back and took a 5-4 lead before earning two match points.</p>.<p class="bodytext">"I felt terrible there. The worst," said Siniakova.</p>.<p class="bodytext">"But you keep playing until the last match point is won."</p>.<p class="bodytext">That is what happened -- Siniakova took the game, earned a break and won the set 7-5.</p>.<p class="bodytext">On Saturday, Barbora Strycova, the world number 33, came from a set down against Kenin to win 6-7 (5/7), 6-1, 6-4 in the Czech's last Fed Cup rubber before retirement.</p>.<p class="bodytext">Siniakova then saw off 63rd-ranked Alison Riske 6-3, 7-6 (7/2).</p>.<p class="bodytext">The US, whose head-to-head record against the Czechs is now 10-3, were missing Sloane Stephens, Serena Williams, Venus Williams and Madison Keys.</p>.<p class="bodytext">The Czechs were without Karolina Pliskova and two-time Wimbledon champion Petra Kvitova, who missed the final with a bad cold.</p>