a student sparking division in one california community tonight, after police arrested the now former teacher for child abuse. a go fund me page supporting the 64-year-old, who resigned wednesday, raising more than $145,000. >> i want to thank you for supporting me. >> reporter: many defending the popular music teacher, marston riley, pointing to video before the fight that shows the 14-year-old student berating him. even using a racial slur over and over. >> stop lying by [ bleep ]. you're the one lying. >> reporter: going as far to throw a basketball, all over a uniform violation. riley initially appears to try to de-escalate the situation. >> you'd better leave. >> reporter: but eventually snapped. >> it was a mistake that he swung at the student and let the emotions get to him, but i feel like it was the student's fault for provoking the fight. >> reporter: the student hospitalized, but later released. riley now out on $50,000 bond. david, tonight, authorities are taking a close look at those cell phone videos. while the money from that go fund me page is intended to help with the teacher's legal fees.