Joe Biden already dealt ‘embarrassing’ blow before presidential debate

The gloves are off and Joe Biden and Donald Trump are preparing to go head to head in the first presidential debate this week. Will it be a lively intellectual meeting of the minds or a lacklustre gaffe ridden snooze fest of two old men exchanging insults? Sky News All Stars Caleb Bond, Paul Murray and Joe Siracusa take a look at the very different preparation styles of Joe Biden and Donald Trump and speculate about who will come out on top.