New Delhi: BJP took a swipe at Rahul Gandhi over his visit to the site of the flyover collapse in Kolkata, calling it a "photo-op" which is the "lifeline" of the politics of the Congress Vice President.

Rahul Gandhi centre L, vice president of the All India Congress Committee, and Adhir Ranjan Chowdhury centre 2nd L, state president for West Bengal Pradesh Congress Committee, visit the site of a collapsed flyover in Kolkata, on April 2, 2016. Photo/AFP