(Bristol, RI) -- A dedication ceremony is being held this weekend to rename the United States post office in Bristol for fallen military officer Andrew McKenna. The Army first sergeant was killed in action on his sixth deployment in August of 2015 in Afghanistan. Rhode Island Congressman David Cicilline sponsored a bill to have the postal service building renamed for McKenna, a Bristol native. The ceremony will be held at 1:30 p.m. on Sunday.