(CBS) — Four people were killed and a 13-year-old boy injured in a crash in southwest suburban Bridgeview Friday evening, and speed may have been a factor.

The crash happened in the 8200 block of South Harlem Avenue at about 5:30 p.m. according to Bridgeview police and fire officials.

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Hector Gonzalez Jr. was taken to Christ Hospital after the crash killed his parents, Maria and Hector Gonzalez Sr. The 13-year-old was inside the Dodge Dakota when it was hit head-on by a Chevy Camaro.

Aiman Salem, 21, of Worth and Alaa Mustafa Alkhatib, 24 were also killed in the crash. They were both in the Camaro

A witness at the scene tells CBS 2 the Camaro was travelling as fast as 100 mph when it crossed into oncoming traffic and collided head-on with the pickup truck.

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“The Camaro lost control,” says motorist Mohammed Ayyad of Chicago, who witnessed the collision. “It’s unbelievable to drive 80 miles, 90 miles or 100 miles (per hour) here. I wish everybody think about it.”

Martin Gonzalez says that his brother, Hector, was a hard worker.

“I’m gonna miss him a lot a lot of people they know him, they’re gonna miss him a lot too,” he said.

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The family was headed to Martin Gonzalez’s house for a Fourth of July barbecue.