We've got a guy I know fairly well,' said Biden said at the reception for the reception for the Democratic Senatorial Campaign Committee.
'He's not joking when he talks about potential use of tactical nuclear weapons or biological or chemical weapons because his military is — you might say — significantly underperforming.'
'Don't be fooled by the idea that smaller, tactical weapons were not a major threat to the world,' he continued at the reception for the Democratic Senatorial Campaign Committee.
'I don't think there's any such thing as the ability to easily [use] a tactical nuclear weapon and not end up with Armageddon,' he said.