in session. a new twist in the case of a dad who stormed onto a bus in oklahoma to stop a bully from tormenting his daughter. back in october he took matters into his own hands. he was fed up after he says was two years bullying of his daughter. he gets onboard bus, seeing an altercation and confronted the bully himself. but alleged bully was also bus driver s niece. from there an epic meltdown ensued. police cars swarmed the scene. but the victim s mother says the circumstances left her husband with no other choice. they were beating on my daughter. they were yelling [bleep] [bleep] and of course we are going to save our daughter. we are not going to let this happen. the bus driver even hit my daughter. megyn: now those parents are threatening to sue the school