Mom, 3 young sons fatally struck by car while crossing street in Philadelphia

PHILADELPHIA Police are investigating whether a car may have been drag racing when a mother and her three young sons were stuck and killed on a Philadelphia street Tuesday night.

The woman's fourth son was injured.

CBS Philadelphia reports the crash happened at about 10:20 p.m. in the southbound lanes of the Roosevelt Boulevard near Rockland Street in Feltonville.

Philadelphia police say a 28-year-old mother, identified by police as Samara Selena Banks, and her four sons were crossing Roosevelt Boulevard when they were struck by a vehicle.

Banks and her 23-month-old son were pronounced dead at the scene.

Seven-month-old Saamir Williams was rushed to Albert Einstein Medical Center, but was later pronounced dead.

A four-year-old boy was transported to St. Christopher's Hospital for Children and was pronounced dead at 4:45 a.m. Wednesday.

A five-year-old is in stable condition with bumps and bruises.

Police say the 22-year-old driver, operating an Audi, remained at the scene. He was taken to Philadelphia Police Headquarters for questioning.

Eyewitnesses told investigators that the driver was speeding.

"We're getting some information that they're may have been some drag racing, that's something that Accident Investigation is going to determine," Chief Inspector Scott Small explained.

Charges against the driver are pending.

The southbound inner lanes of the Roosevelt Boulevard were reopened at about 6 a.m. Wednesday.

The deadly incident remains under investigation.