4 injured in head-on collision on Roosevelt Boulevard

PHILADELPHIA (WPVI) -- Four people were injured in a two-car crash on the Roosevelt Boulevard late Sunday.

It happened around 11:15 p.m. in the northbound lanes of the Boulevard near Tyson Avenue in the city's Mayfair section.

Police said the driver of one of the cars lost control and smashed head-on into an oncoming vehicle.

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Two people were trapped and had to be extricated.

All four people were taken to the hospital in serious but stable condition.

Police are still investigating the accident.