Chennai, Aug. 30 -- Families of 49 Tamil Nadu tourists who went on the Kailash Mansarovar Yatra and were reportedly stranded after a flash flood in Nepal on August 26 have urged the Central government to intervene and help trace the missing pilgrims.

The 49-member group, led by Sathya Narayanan, owner of Mahadev Kailash Tourist Agency in Chennai's Chromepet, had left Chennai on August 14 for the pilgrimage via Kathmandu.

According to the family members, the group was at the immigration building on the morning of August 26 when a flash flood struck the region.

Speaking to reporters, Maravel Nagappan, father of Sathya Narayanan, said the group was scheduled to return to Chennai after completing the yatra.

"On August 14, Sathya Narayanan...