A head-on collision on Baldwin Mill Road killed a 79-year-old man and injured a 4-year-old boy and two others Sunday evening, according to Maryland State Police.

Police said officers responded to the 1800 block of Baldwin Mill Road west of Putnam Road for a report of a head-on collision around 5:15 p.m.

According to a preliminary investigation, police said a 2017 Chevy Silverado crossed the yellow line for reasons unknown and struck a 2004 Toyota Prius. The driver of the Prius, identified as Charles Bender Jr., of Kingsville, was pronounced dead at the scene by emergency medical personnel, police said.

Police said Bender had a 4-year-old boy and a 76-year-old woman in his vehicle at the time of the crash. Both were airlifted for treatment of their injuries. The driver of the Silverado, a 66-year-old woman from Jarrettsville, was transported by ambulance for treatment for her injuries.

An investigation into the crash is ongoing, police said.

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