"Bloomberg Brief” delivers the market news, data and analysis you need to set your agenda. Today's guests: Tiffany McGhee, Pivotal Advisors CEO & CIO. US equity futures waver as President Trump announces that the US will help ships stranded in the Strait of Hormuz in an operation dubbed "Project Freedom." Trade tensions mount as China orders companies to ignore US sanctions. Europe says all options are on the table after President Trump threatened to raise EU auto tariffs to 25%. Shares of eBay