The San Antonio Fire Department is investigating a fire at The Crossing at 1415 apartments on the city's northwest side.

Twenty units responded to the scene located in the 1400 block of Babcock Road just off of Loop 410.

SAFD reported that the fire started on the first floor and that it may have been an electrical issue. Arson investigators are on the scene.

No residents were transported to the hospital.

Witnesses reported several people breaking windows to rescue elderly residents.

This is a developing story. Check back for updates.