WASHINGTON — A jovial President Donald Trump held a warm and friendly meeting with Saudi Crown Prince Mohammad bin Salman at the White House, packed with plenty of handshakes and back pats.

US President Donald Trump announced on Tuesday he was designating Saudi Arabia as a major non-NATO ally as the administration aims to elevate the two nations' military relationship.

The two leaders also discuss closer economic ties - the crown prince says Saudi Arabia will invest $1tn in the United States