MOUNT SINAI - Police are trying to figure out the cause of a deadly car crash in Mount Sinai.

Marylou Pinto, 78, was driving on Mount Sinai Road around 4 p.m. yesterday when the crash happened.

Police say Pinto crossed into oncoming traffic and slammed into another car. Pinto died at the hospital.

The driver of the other car, Patricia Vallary, 68, suffered non-life threatening injuries.