Sirens Echo will kick off the summer Tuesday evening with music at BCPAC’s Summer Nights in the Square at Veterans Square in downtown Bradford. The event runs from 5 to  8 p.m. with a great lineup of food trucks, artisan vendors and kids activities that will provide fun for the entire family. “Bring your lawn chair and enjoy an evening out in our beautiful little city,” BCPAC officials said, adding “a special thank you to the Blaisdell Foundation, Northwest Bank, UPMC, Hamlin Bank and Trust Co., Ameriprise Financial and Burns & Burns Insurance for sponsoring the event.”