(MT. VERNON, IL) — A 47-year-old Belleville man is in the Jefferson County jail after he was arrested on an outstanding warrant stemming from a 2015 robbery of a Mt. Vernon bank. Rodney Darrell Brock was identified as the person who robbed Old National Bank in Mt. Vernon on June 12, 2015. The bank, located on South 34th Street, is now known as First Mid-Illinois. Brock was formally charged March 23, 2016, with Class 1 felony robbery of a financial institution. He was arrested on the outstanding warrant and was recently extradited back to the Jefferson County jail to face the local charge. Bail for Brock has been set at $250,000.