08/11/2012 12:06 pm ET

CTA Train, Bus Both Hit By Passenger Vehicles In Separate Incidents (VIDEO)

A Chicago Transit Authority bus and a Brown Line rail car were both struck by passenger vehicles in separate incidents Friday afternoon and Saturday morning, causing injuries and delays.

Around 4 p.m. Friday, an unmarked Chicago police squad car collided with a Brown Line train on Kedzie Avenue, ABC Chicago reports.

Police say the officer driving was following her partner in pursuit of a suspect when she drove around a closed gate, striking an outbound train, according to the Chicago Sun-Times. The police car was totaled by the impact, but the officer survived without life-threatening injuries.

The CTA train's engineer was taken to Swedish Covenant Hospital for observation, but was described as being in good condition, the Chicago Tribune reports. By 7:50 p.m. Friday, service had resumed.

On Saturday, a passenger vehicle struck a CTA bus at Diversey and Albany around 6:30 a.m., Fox Chicago reports. The car's driver had to be cut from the wreckage and was taken to Advocate Illinois Masonic Medical Center with critical injuries. No one else was hurt.