Sikkim Chief Minister Prem Singh Tamang visited Chungthang on Sunday, where a dam was washed away after flash floods on October 4. Official sources said, the Chief Minister assessed the extent of destruction caused by the washing away of the Teesta Stage III dam and the flood at the Teesta basin. The Chief Minister also took stock of the relief effort there and interacted with the affected families. The flash floods in the Teesta River on October 4 washed away habitations in Sikkim, the Chungthang Dam, several bridges, and parts of National Highway 10, leaving scores of people dead and missing and thousands homeless.<br />''  <br />'' The security forces are still engaged in repairing roads and other connectivity infrastructure that have been damaged in the flood. Indian Air Force and Indian Army have conducted several relief operations in the state, rescuing people and rebuilding and repairing roads and bridges. At least 70 people were killed in the flood and many others are still missing.<br />'' <br />'' According to officials, the IAF has been undertaking relief operations using its Cheetah, Chinook, Mi-17 1V, and Mi17 V5 helicopters, complementing the ongoing efforts of the Sikkim government to bring a measure of relief to people affected by the calamity and meet their requirements on priority.