Raipur: Abdullah, said to be the mastermind behind Patna serial blasts at Narendra Modi's rally  on October 27, was hiding in the Chhattisgarh capital of Raipur, but escaped on Friday, intelligence sources said.

Mukesh Gupta, additional director general, intelligence, Chhattisgarh police, said on Saturday that the two SIMI activists caught in Raipur had connections with Patna serial blasts.