 Coming up to 5.30 on Wall Street. Good morning, I'm Nathan Maker. And I'm Karen Moscow, and we are just about four hours away from the open of U.S. trading. Let's get you up to date on the news you need to know at this hour. We begin with the latest from the Republican National Convention. Two of Donald Trump's chief opponents for the nomination early on have now pledged their full support at the RNC. Bloomberg's Ed Baxter has the story.