Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. In Self-Isolation, Biden Launches Media Blitz to Attack Trump Over Virus Masood Farivar WASHINGTON - Until a few days ago, Democratic presidential front-runner Joe Biden kept a low profile while in protective self-isolation from the coronavirus at his home in Delaware. After surging past chief rival Sen. Bernie Sanders of Vermont on Super Tuesday and in a handful of subsequent crucial primaries, Biden and the Democratic primary contest were abruptly overshadowed by the coronavirus crisis sweeping the nation. But as Democratic criticism of President Donald Trump's handling of the pandemic has grown, Biden, 77, seems to have found an opening to speak out more -- to critique the president and explain how he would have handled the situation differently. .