Florida surpassed 500,000 coronavirus cases Wednesday as testing ramped up following a temporary shutdown of some sites because of Tropical Storm Isaias, state officials said.A long line of cars waited outside Hark Rock Stadium in Miami Gardens on Wednesday morning for a coronavirus testing site to reopen after being closed because of the storm.Florida reported 225 new deaths Wednesday, bringing its seven-day average of daily reported deaths to a high of 185, behind Texas with 197.