The footage shows the woman visiting the unidentified inmate at New York’s notorious Rikers Island in April with a young child on her lap. The woman can be seen putting something in the child’s diaper before passing the girl over to the inmate. The inmate is then seen reaching into the diaper to remove something – which he places into his prison jumper. They did not find anything, but believe the inmate may have stashed the contraband in his rectum, which officers are not allowed to check