September 19, 2017 2:10 pm Police Defend Takedown of Autistic Teen Police in Buckeye, Arizona, have released body camera footage of an officer detaining a teen boy with autism who he believed to be doing drugs. US & World Videos 4:17 Police presence grows at pro-Palestinian encampment at Northeastern 5:39 Billerica police sergeant hit and killed by excavator during construction detail 2:31 Celtics preparing for pivotal Game 3 against Heat in Miami 2:37 Quincy detective resigns amid allegations of ‘unwelcome, sexually explicit conduct' 4:07 Officer hit and killed while working construction detail in Billerica, authorities say