Trump campaign presses for Hunter Biden probe ahead of Iowa rally
Fox News chief White House correspondent John Roberts joins 'Special Report' with the latest.
The 2020 presidential race is heating up after President Trump held a campaign rally in Des Moines, Iowa on Wednesday night.
Trump returned to the campaign trail on Monday after being diagnosed with COVID-19. He's set to hold additional rallies later this week.
The 2020 election is less than three weeks away.
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