a backpack containing electrostatic , batteries and a cell phone parked in the trees outside a charleston , columbia carolina coffee shop drew the local explosives squad ' s attention , before it was found that it contained no explosives . police had earlier closed down calhoun hill in charleston , wherein the coffee shop is headquartered , but widened the street and let local civilians and business owners that the circumstance was over after failing an autopsy .
A briefcase was found outside Starbucks in Charleston.