As President Donald Trump tours the Middle East, the United States and Saudi Arabia signed a historic $142 billion arms deal that according to the White House was the largest defense sales agreement in history.

U.S. President Donald Trump touched down in Saudi Arabia on the first stop of four day visit to the region, the first major overseas trip of his second term, with a focus on securing big investments in the United States.

President Trump kicked off a four-day Middle East trip on Tuesday in Saudi Arabia, putting the focus on sealing economic agreements with a key Mideast ally.