A Warren County High School sophomore has been charged with assault after he flashed an airsoft gun at a bus stop prompting a lockdown of six schools around the city.The 10th-grader, whose name has not been revealed due to his status as a juvenile, was cited on the misdemeanor count and will face hearing before Juvenile Judge Bill Locke this week. He will also face disciplinary action through the school system, even though the incident happened off campus. According to McMinnville Police Chief Bryan Denton, the incident happened Friday morning at a school bus stop on Bybee Branch Road.