Video shows a high ranking Vermont corrections official being Tased during a drunk driving arrest last year.Barry Mulcahy, 49, of Leicester, is a top trainer at the Vermont Correctional Academy. He was arrested last December for DUI.The video shows his booking at the Brandon Police Department. Mulcahy becomes increasing agitated throughout the course of the video, verbally assaulting three different officers. He is eventually Tased.Mulcahy pleaded guilty to two misdemeanors earlier this month and agreed to serve a minimum of 4 to 18 months on probation.He is now trying to get his job at the academy back. He's been on paid leave since December. Corrections Commissioner Andy Pallito says he cannot speak publicly about a personnel matter.