India, June 3 -- Prime Minister Narendra Modi on Tuesday spoke to Assam chief minister Himanta Biswa Sarma, his Sikkim counterpart, Prem Singh Tamang, and Manipur governor Ajay Bhalla on the flood situation in the northeast following heavy rainfall and assured all support to the affected states.

Over 550,000 people have been affected since heavy rain triggered floods and landslides across the region. Assam has reported 11 deaths, Arunachal Pradesh 10, Meghalaya six, Mizoram five, Sikkim three, and Tripura one.

A lieutenant colonel and five army personnel went missing after a landslide hit a military camp at Chhaten in North Sikkim late on Sunday evening. Three army personnel were killed in the incident.

Rescuers worked around the clock...