On January 27, 2012 a ceremony was held at the Lowell Police Department. Lowell Police Officers John Cullen, Michael Guffrida and Francis Nobrega will be promoted to the rank of Sergeant. Officer Cullen is a 16 year veteran, Officer’s Guffrida a 17 year veteran and Officer Francis Nobrega is an 18 year veteran of the Police Department. All have spent their careers assigned to the uniformed patrol division of the Lowell Police Department where they have received numerous citations and commendations. Officer’s Cullen and Nobrega are also attorneys. Officer Cullen is the son of retired Lowell Police Captain John “Jack” Cullen. Their promotions take effect Sunday January 29, 2012. The newly appointed Sergeants will be assigned to patrol as street supervisors.