Filmed by Trey Yingst, this video taken on his iPhone shows a fire allegedly set by David Pitts, the chair of the Department of Public Administration and Policy at American University. He was arrested tonight for the arson, and Fox says, “According to the incident report, Pitts set the fire and also pried open the back door of the building and burglarized it. The report says Pitts had a white cloth bag, newspaper, black liquid substance, rubber gloves, matches and lighters.”

As seen on WUSA9 and Washington Post.

Update: The video and News2share’s Trey Yingst have been featured on ABC: