Various posters on facebook keep pointing out it was an elderly man. He was. Doesn't mean the guy couldn't have been dangerous.
No idea why the guy would have went up to the group like that.
https://www.khou.com/article/news/na...8-4fe4a71c5d80
https://www.whsv.com/video?vid=566257672
https://nypost.com/2020/01/07/video-...omplex-worker/