Magan Gambus, a Wisconsin mother, allegedly smashed a school bus window with a hammer to rescue her daughter from being attacked by another student, terrifying the students trapped inside, according to a video of the incident released Tuesday.

VIDEO: Mother Accused of Smashing School Bus Window with Hammer

A Wisconsin mother allegedly smashed a school bus window with a hammer to rescue her daughter from being attacked by another student, terrifying the students trapped inside, according to a video of the incident released Tuesday.