Millard South High School is a fully accredited public high school located in Omaha, Nebraska, United States. The school was established in 1970 as Millard High School. It is one of four high schools within the Millard Public School District.Millard South is a member of the Nebraska School Activities Association. Athletic teams are known as the Patriots. The school colors are red, white and blue.AthleticsThe Patriots have won a number of state championships, listed in the table below.2011 shootingOn January 5, 2011, Robert Butler Jr., a senior at Millard South, was suspended for trespassing on school grounds after an incident in which he drove his car onto the school's football field on New Year's Day. The suspension was carried out by assistant principal Vicki Kaspar and resulted in Butler being escorted out of the school by security. At 12:45 p.m., Butler returned to the school armed with a Glock .40-caliber pistol that he had stolen from his father's cabinet, and signed in for an appointment with Kaspar. He then walked into her office and shot her.Moments later, principal Curtis Case ran out into the hallway and was shot several times in the chest and hip. Butler then walked into the front office area, firing randomly; gunshot debris caused minor injuries to the school nurse. Butler then left the school and drove two miles to a parking lot, where he fatally shot himself. It was later reported that Butler had consumed a type of synthetic cannabis known as K2 before the shootings.