"Partha Chatterjee has been the face of Trinamool Congress. He was the go-to man for Mamata Banerjee for years. It is going to be difficult for Trinamool to dissociate itself from Partha," says Mita Chakraborty, political analyst on the arrest of Bengal minister Partha Chatterjee and the recovery of huge amounts of cash from his aide, Arpita Mukherjee, in the teachers recruitment scam.