Police in Council Bluffs arrested a man late this (Wednesday) morning for allegedly brandishing a knife in front of Thomas Jefferson High School, in Council Bluffs. Officers responded to the school located at 2501 W. Broadway, just before Noon, after authorities received a report of a man swinging a knife at the flagpole in front of the school. The school resource officer was notified and the school was placed into lock-down. Officers arrived on scene and took 23-year old Anthony James Featherstone into custody without incident. Featherstone was in possession of a butter knife. He also caused damage to the flagpole, but the damage was less than $200.Officers transported Featherstone to Pottawattamie County Corrections, where he was charged with Disorderly Conduct and Criminal Mischief 5th degree. The school was released from lock down at 12:01-p.m. No students were involved or injured during the incident.