CHICAGO (CBS) — Bullets struck a CTA bus in the Auburn Gresham neighborhood after someone on a bicycle opened fire early Thursday.

Police said a passenger was getting off the bus at 85th and Ashland around 4:15 a.m., when someone on a bicycle rode past and fired shots, hitting the bus.

No one was injured, and police said no one was in custody Thursday morning.

Area South detectives were investigating.