COLDWATER, Mich. — The investigation is just beginning into a bomb threat that shut down a Walmart in Coldwater Tuesday.
Coldwater Police says their teams and K9s from Michigan State Police didn't find anything in a search that took 3 hours.

Tami Hoath
Witness pictures show the building and parking lot were evacuated, employees and shoppers having to wait at a nearby gas station.

Tami Hoath
It happened on the same day as dozens of other threats to Walmarts called in across the country, though Coldwater officials say they're not able to confirm a connection.

Tami Hoath
Suspect information is not being released at this time.