As Biden storms ahead in polls, what does Trump’s Covid-19 case mean for the election’s final stretch?

Read More<p>In a new poll, conducted after the first presidential debate but before Mr Trump’s Covid-19 announcement, Mr Biden extended his national lead over Mr Trump by a two-to-one margin</p><p>In a new poll, conducted after the first presidential debate but before Mr Trump’s Covid-19 announcement, Mr Biden extended his national lead over Mr Trump by a two-to-one margin</p>