Looks to me like the guy was thinking about giving up and then changed his mind. He was definitely reaching for something. There was a gun in the pocket he was grabbing for.
http://www.nytimes.com/2016/01/29/us/oregon-standoff.html?src=me&_r=0
I can't work up a lot of sympathy for him. He should of thought about his family before he broke the law.