Search operation at the project site has been underway on a war footing basis for a fortnight since it bore the brunt of an avalanche triggered by a glacier burst over Rishi Ganga in Chamoli district on February 7.
Accused Rishi Sharma, who carried a reward of Rs 1 lakh on his arrest, was held near Bulandshahr border in western Uttar Pradesh.
A video showing author and philanthropist Sudha Murthy bowing before the leader of a right wing outfit in Maharashtra has gone viral, evoking sharp reactions.