Quis custodiet ipsos custodes?

Cambridge Police report arresting a security guard at a Whole Foods office, 150 Cambridgepark Dr., after he was spotted on a security camera stealing a laptop and cellphone. Police add that the office has reported roughly $80,000 in thefts since February, 2007, which is when the guard started working there.

Also, police report they are looking for three suspects in a car smash-and-grab on Matignon Road on Dec. 5. The suspects are described as black and between 11 and 14 years old. They were spotted running toward Somerville - an ATM card stolen from the car was used at a deli on Broadway in Somerville.