Arson at South Philadelphia Target under investigation

PHILADELPHIA (WPVI) -- Authorities are investigating an arson at a South Philadelphia Target store.

It happened around 7:30 p.m. Tuesday at the store on Broad Street and Washington Avenue.

Authorities said a small fire on the second floor triggered the sprinkler system.

The sprinkler put out the flames.

A nearby apartment building was evacuated as a precaution.

No injuries were reported.