Employees are set to return to work at the Timberlake Federal Annex Building in downtown Tampa after officials say a "suspicious substance" was found inside.
Keep Tampa Bay Beautiful and other organizations found electric scooters, traffic cones, bicycles, chairs and even a wheelchair in the Hillsborough River.
Authorities say the stairwell collapse came five months after the City of Clearwater first received a complaint about the parking garage and began an investigation.