Massachusetts 18 hours ago Chelsea police search for missing 12-year-old boy with autism A child with autism was reported missing on Halloween in Chelsea. US & World Videos 3:48 Analysis | What should the candidates focus on in the final weekend? 2:13 Several Stop & Shop locations close 1:56 Voters feeling stress as Election Day approaches 2:18 Crowds hit the streets of Salem on Halloween 24:46 @Issue: What proponents and opponents say about Question 5