By Brendan O'Brien CHICAGO (Reuters) - Chicago teachers appeared headed on Monday for a strike or lockout over their latest dispute with the third-largest U.S. school district after the two sides failed to reach an deal on a COVID-19 safety plan even as they vowed to keep talking. The Chicago Public Schools late on Sunday told the parents of 67,000 pre-kindergarten, special education, elementary and middle school students who were scheduled to attend in-person classes on Monday to keep their children at home after it could not reach an agreement with the Chicago Teachers Union. The district, i...


