Massachusetts 12 hours ago Political signs set on fire in Sterling Video shows lawn signs for Democratic candidates burning outside a Sterling home last week. US & World Videos 1:59 Grandmother injured in Stoneham hit-and-run 2:25 Political signs set on fire in Sterling 1:43 Pedestrian hit by motorcycle in Boston 2:32 Man rescued from capsized boat 1:49 Woman hurt in Stoneham hit-and-run