CHICAGO (CBS) — A grandmother and her 7-year-old grandson were killed Tuesday morning when a freight train hit a truck in Gary, Indiana.

Police officers responded to the crash shortly after 8 a.m. near Lake Street and Miller Avenue. Gary Police Lt. Dawn Westerfield said an eastbound train hit a green Chevy truck that was crossing the tracks.

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Janetta McClellan, 57, and her grandson, Eric McClellan Jr., were pronounced dead at the scene.

The boy was on his way to school when the accident happened.

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His godmother, Keeana Barber, describes the child as a “sweet kid.”

“His dad and grandmother were the two most important people in his life,” she tells CBS 2.

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