Leading Republican presidential nominee Donald Trump appears to have just gone 'all-in'...
- *TRUMP SAYS HE'S SIGNED PLEDGE NOT TO RUN AS 3RD PARTY CANDIDATE
And while he was at it, he took a jab at Hillary as "the worst secretary of state in the history of the world."

Maybe The Economist is on to something.

But of course, Trump did not stop there:
- *TRUMP SAYS IT'S `MORE APPROPRIATE' TO SPEAK ENGLISH IN CAMPAIGN
And finally, this raised an eyebrow...
pic.twitter.com/20IjGde6Gu [6]
— Max Roser (@MaxCRoser) September 3, 2015 [7]
