Former Braintree detective accused of using Flock cameras to track ex-girlfriend due in court

A retired Braintree Police detective accused of using department technology to track and harass his ex-girlfriend is due in court.

Mark Sherrick is facing a criminal harassment charge.

Records obtained by 25 Investigates show Sherrick used the department’s Flock camera system to search a license plate associated with his ex-girlfriend 1,049 times…