Delhi Police officials at Delhi Chief Minister Arvind Kejriwal's residence. PIC/PTI

A Delhi Police team yesterday descended on Chief Minister Arvind Kejriwal's residence and seized a hard disk of the CCTV camera system installed there in connection with an alleged assault on Chief Secretary Anshu Prakash by AAP MLAs. Police claimed that its action came after its request for CCTV footage from the CM's residence was not met.