St. Lucie County Sheriff Ken Mascara says he believes he was infected while attending a Florida Sheriffs Association event in Bonita Springs in late July.
He'll go for another test on Monday and says his health is improving.
Volusia County Sheriff Mike Chitwood is back at work after also testing positive. He also attended the conference.
Governor Ron DeSantis and Florida Attorney General Ashley Moody were also there, but they have reportedly tested negative for the coronavirus.
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