Mercury News - In a span of 10 weeks last year, the officer seen on video shocking a San Jose State student with his taser gun used force in four separate incidents as he took people into custody for resisting arrest, a Mercury News investigation reveals. In one of the incidents, Steven Payne Jr. repeatedly used his taser and knee on a resident he said became belligerent when Payne stopped his car in front of the man's house to assist another officer issuing a citation to a passing motorist. ... Roger Clark, a registered use-of-force force expert and a former lieutenant with the Los Angeles County Sheriff's Department said, "If this is allowed to continue, then he becomes dangerous to himself and to others.'' ... [LINK]
See also the related post at Excited-Delirium.com. [LINK] Reportedly the cell phone video indicates that the student was not resisting.