<p>A helicopter engaged in relief and rescue operations in rain-ravaged Uttarkashi district of Uttarakhand crashed on Wednesday, killing three persons on board, an official said.</p>.<p>Uttarkashi Disaster Management officer Devendra Patwal said those on board included the pilot, co-pilot and a local.</p>.<p>The private helicopter belonging to Heritage Aviation crashed near Moldi while returning after distributing relief material among the affected people, Patwal told PTI on Phone. </p>.<p>In a tweet, Chief Minister Trivendra Singh Rawat expressed grief over the deaths and prayed for strength to the family members of the deceased.</p>.<p>Torrential rains in Mori area of the district have left 16 people dead. </p>
<p>A helicopter engaged in relief and rescue operations in rain-ravaged Uttarkashi district of Uttarakhand crashed on Wednesday, killing three persons on board, an official said.</p>.<p>Uttarkashi Disaster Management officer Devendra Patwal said those on board included the pilot, co-pilot and a local.</p>.<p>The private helicopter belonging to Heritage Aviation crashed near Moldi while returning after distributing relief material among the affected people, Patwal told PTI on Phone. </p>.<p>In a tweet, Chief Minister Trivendra Singh Rawat expressed grief over the deaths and prayed for strength to the family members of the deceased.</p>.<p>Torrential rains in Mori area of the district have left 16 people dead. </p>