In the United States, confirmed coronavirus cases have passed 1 million, making up one-third of the global tally.
The pandemic is throwing up some unprecedented challenges for Joe Biden, the man who will face Donald Trump at November’s presidential election.
He is trying to win over new voters, without leaving home.
North America correspondent James Glenday reports.
Read more here: https://www.abc.net.au/news/2020-04-29/hillary-clinton-endorses-joe-biden-in-us-election-against-trump/12195788
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