Indiana State Police investigating I-65 shooting near 61st Avenue, Merrillville

Indiana State Police troopers are responding to a shooting on Interstate 65 near Merrillville, police said Monday afternoon.

Troopers are on southbound I-65, just north of 61st Avenue, police said just after 2:30 p.m.

Motorists should expect delays and use alternate routes, police said.

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Police did not immediately provide any additional information about what led up to the shooting or who was involved.

This is a developing story; check back with ABC7 Chicago for updates.