Sister of suspected ISIS terrorist shot dead while trying to stab Florida cop

The sister of a man accused of planning a mass shooting for ISIS was shot dead moments after lunging at a Florida cop with a huge butcher knife, according to dramatic video released by police.

Footage shows the unidentified officer calmly walking up to Heba Momtaz Al-Azhari, 21, on a bench outside Temple Terrace police HQ Friday after she lured him out by asking for help,