'He has not handled his financial situation well'
Trump goes after Rubio again, this comes a few days after calling him a 'lightweight' and sending him a water bottle care package because Trump says, Marco's 'always sweating.'
I'm not sure if a billionaire going after someone else's finances is the smartest way to win votes but things seem to still be working for Trump.
Watch the exchange on Fox News with Howard Kurtz
Here he jabs Ben Carson-
'I'm not sure he's the guy to negotiate with China'