India, July 14 -- West Bengal police have arrested four people in connection with the murder of Rajjak Khan in Bhangar, days after the leader of the ruling Trinamool Congress (TMC) was shot dead in the state's South 24 Parganas district.

The police announced the arrests on Monday.

The police arrested a suspect, who himself had alleged ties with TMC, in connection with the murder on Sunday. Upon interrogation, the suspect, identified as Mofazzel Mola, gave the cops the names of three other people who were allegedly involved in the crime.

The cops promptly acted upon the tip and arrested the three, identified as Azharuddin Molla, Jahan Ali Khan, and Raju Molla, in raids conducted in Bijayganj Bazar and Chak Maricha areas late on Sunday, ...