https://www.youtube.com/watch?v=qTBPtWUJqPM&feature=youtu.be&t=1m10s
click ‘show more’ below the video for an accompanying story
Thanks - it adds another detail that may have been missed in the articles. Police were following up on a report about a knife in his pocket.
“A convenience store owner called 911 on Tuesday when he suspected Powell stole drinks and donuts from his shop, according to a recording of the call. Another woman called to report Powell was acting erratically and had a knife in his pocket.”