Ready for St. Patrick’s Day festivities? The Chicago airports are. Today, Friday, March 12, Irish dancers from the Trinity Academy will perform at both O’Hare International Airport (ORD) and at Midway International Airport (MDW). Performances will be 3 to 5 p.m. at O’Hare (in Terminals 1, 2, 3, and 5) and at Midway in Concourse →