Published July 1, 2021 • Updated on July 1, 2021 at 7:18 pm A man was critically injured Thursday afternoon after he was shot while sitting on a CTA Green Line train, forcing service disruptions. According to Chicago police, the 22-year-old man was sitting on a train, which was stopped at the 51st Street Green Line station, at approximately 6 p.m. when he heard shots. A bullet struck him in the neck, according to authorities. Don't miss local breaking news and weather! Download our mobile app for iOS or Android — and sign up for alerts. The man was rushed to a local hospital, where he was listed in critical condition.