Gun-toting teen from Brockton and three other Brockton pals were joyriding through Dorchester on scooters, until they ran a stop sign, police say

Boston Police report arresting four Brockton teens, ages 14 through 18, on gun and drug charges in Codman Square Saturday afternoon, after officers on patrol watched them ignore a stop sign and decided to pull them over for citations, especially since none were wearing helmets, police say. Read more.