There is a threat to RJD chief Lalu Prasad's life, said party MP Jay Prakash Narayan Yadav and urged the Central government to reinstate his Z-Plus security cover."There is a threat to his life and his security has been downgraded... he can be killed," Yadav said raising the issue during Zero Hour in the Lok Sabha on Tuesday.

RJD leader Lalu Prasad Yadav