Just moments before landing in Japan for the G20, Donald Trump tweeted a bizarre video mocking technical mistakes at the first Democratic presidential debate. Audio issues plagued Wednesday night’s televised debates, forcing NBC moderators Chuck Todd and Rachel Maddow to call a commercial break to fix the issue. “We are hearing our colleague’s audio,” Todd said as voices were heard off-screen in the auditorium and presidential candidates, including Elizabeth Warren, watched on confused.On Thursday morning, Mr Trump tweeted a mocked up video of the incident, which showed the screen go blank before a silhouette of Mr Trump emerges through the gloom clapping in front of an image of Trump supporters. Ozzy Osbourne’s song Crazy Train can be heard in the background. “Thank you @MSNBC, real professionals!” tweeted Mr Trump, who included the Twitter handles of Todd and Maddow. > Thank you @MSNBC, real professionals! @chucktodd @maddow pic.twitter.com/7ZCkcUQ4yA> > — Donald J. Trump (@realDonaldTrump) > > June 27, 2019Mr Japan landed in Osaka minutes later.