PHILADELPHIA (CBS) –  Investigators say a driver is charged with alleged DUI following a three-vehicle chain reaction crash early Friday morning.

It happened shortly after 12 a.m. at the unit block of East Sharpnack Street in Mount Airy.

According to police, the suspect tried to blend in with a crowd that had formed around the accident. He suffered minor injuries.

A 75-year-old man was taken to Albert Einstein Medical Center.  His condition is unknown at this time.

Another man suffered a broken arm.

The accident remains under investigation.