Police identify ‘armed, dangerous’ man wanted in ‘horrific’ killings of Mass. mom, infant sonPolice files sent to 25 Investigates withheld from statePit bull that mauled and killed woman, hurt 3 others in Boston attack has been put down1 person dies from injuries after dog attacks its owners, officers in Boston, police say78-year-old Weymouth woman killed in pedestrian crash, DA says