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MADISON COUNTY, Ill. (KSDK) - The Madison County Sheriff's Office is asking the public to be on the lookout for a black backpack that is believed to have fallen off a pickup truck that was traveling from Holiday Shores to Edwardsville, Illinois.

Authorities are concerned because the backpack contained an unloaded 9mm handgun and one magazine.

A search has been conducted of the route traveled by the pickup, but were unable to locate the bag.

The sheriff's office is asking parents to talk to their children about telling a parent or calling 911 if they find the backpack.

If anyone locates the backpack, they are asked to contact the Madison County Sheriff's Office at 618-692-4433 or 618-296-4820.

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