WATCH ABOVE: Cell phone footage captured the attack on the teacher. Kathryn Herr reports.
Police say a 15-year-old freshman at a high school in California repeatedly punched a substitute teacher after being asked to put her cell phone away.
The attack happened Friday at Roosevelt High School in Fresno.
Cell phone footage captured by another student, and posted to social media, shows the teacher being hit repeatedly.
The student has been charged with a felony count of assault and two misdemeanor counts. She also faces possible punishment at the school.