Republican President Donald Trump and Democratic challenger Joe Biden clashed Tuesday over the coronavirus pandemic and other issues in their first head-to-head debate ahead of the Nov. 3 U.S. election, with Biden attempting to question the incumbent's competence.The 90-minute debate in the Midwest state of Ohio, however, turned chaotic at times, with Trump persistently interrupting his opponent and Biden also snapping at Trump, leaving some analysts to wonder whether there was a clear winner in the event.Biden, the 77-year-old former vice president who is leading Trump in national polls, s…READ FULL ARTICLE