A Stuart Florida Walmart Surveillance video shows Peter McGuaghran walk around the bagging area and attack one of the cashiers. On the surveillance camera you can see him also chocking the cashier. According to reports her screams alerted security, who were able to detain McGuaghran until police arrived. When police arrived to Walmart McGuaghran attempted to kick and head butt officers. The motive of the attack is not known but McGuaghran was very intoxicated. He is being held on a $11,500 bail at the Martin County Jail.