ORLANDO, Fla. — Just five days after he appeared in shackles in a federal courtroom, accused by prosecutors of stalking a political opponent, former Seminole County tax collector Joel Greenberg filed paperwork with the state of Florida to resurrect a pair of defunct companies, Greenberg Media and DG3 Network. He would later use those businesses to obtain more than $432,000 in fraudulent loans through a program meant to help small businesses hurt by the COVID-19 pandemic — with the help of a federal employee whom he had bribed, prosecutors now allege. Those and other new allegations were detail...