“We are going to continue to speak out loud and make sure our voice is heard,” Bell said Friday. “It’s a strong message to put it right in front of Rick Scott of how serious we are.”

He said the billboard will be up for the next month.

In a statement released after the union vote, Israel fired back, saying the union only represents a portion of the agency’s employees and describing the union’s tactics as an effort “to extort a 6.5 percent pay raise from this agency.”