President Donald Trump said Monday the tariffs against China would "go up substantially higher" than 145% if a longer-term trade deal is not reached before 90 days.

Donald Trump is due to attend a summit of Gulf leaders in Saudi Arabia on Wednesday morning, even as a backlash back home over Qatar's proposed gift of a $400m luxury plane threatened to overshadow his “historic” tour of the Middle East.

President Donald Trump thinks it would be “stupid” to turn down a free airplane from Qatar. However, some experts have already warned that the plane could end up costing billions to retrofit and maintain.

As Donald Trump prepares to accept a luxury plane from Qatar worth hundreds of millions of dollars, Rachel Maddow reviews the deep personal business ties and favors for Trump and his family business that serve as waypoints on his trip through the Middle East.

The Trump administration is preparing to accept a superluxury Boeing 747-8 jumbo jet from the royal family of Qatar as a gift to be used by President Donald Trump as the new Air Force One for presidential travel until shortly before Trump leaves office,