"Can he (Kumar) name one secular leader in BJP? Nitish Kumar is having an alliance with BJP which is in the lap of RSS," Lalu told reporters here.
Recalling Kumar "shaking hands" with Gujarat Chief Minister Narendra Modi in Ludhiana, Prasad said the picture ripped off the JD(U) president's "secular mask".
Prasad's remarks comes in the backdrop of Kumar's statement that NDA's prime ministerial candidate should have a secular face.