Buses on eight routes will arrive every 10 minutes or sooner between 6 a.m. and 9 p.m. weekdays and ... Commuters board a J14 CTA bus at the Washington/Jefferson bus stop in the West Loop Monday.

The CTA "Frequent Network" service will be added on eight key bus routes between 6 a.m. and 9 p.m. on weekdays, and between 9 ...