CTA tracks will be demolished and rebuilt on North Side as the next phase of the Red-Purple Line project begins

CTA Red and Brown line trains approach the Belmont CTA station on Jan. 24, 2022, following a news conference in which Mayor Lori Lightfoot gathered with officials to celebrate the grand opening of the new CTA Red-Purple Bypass and to break ground on the next phase of work. (Antonio Perez / Chicago Tribune)