10 yrs of 26/11: 'Kasab was grinning while firing'

Vishnu Zende, the railway announcer, vividly recalls Kasab "grinning and abusing people" while spraying bullets from his assault rifle as the biggest ever terror attack on India unfolded on November 26, 2008. Now, working as a guard in the Central Railway, Zende says he is unable to forget the terror attack.