The Quincy Symphony Orchestra (QSO) has announced it will bring a free, community Pops concert to Hancock-Adams Common in Quincy, Massachusetts, on Saturday, September 12th, from 4:00 PM to 6:00 PM, inviting residents and visitors to gather outdoors for an early evening of live music in celebration of America’s 250th anniversary. “Pops on the Common” is being presented in partnership with the City of Quincy and the Quincy Choral Society, with Mayor Thomas P. Koch extending an open invitation to enjoy a relaxed concert experience on the Common.…