New Delhi, May 13 -- US President Donald Trump has landed in Riyadh, Saudi Arabia, as he begins his four-day tour of the Middle East focusing on economic deals. Trump was greeted at the airport by the de facto ruler Saudi crown prince Mohammed bin Salman.

During his four-day Middle East trip, Donald Trump is expected to focus on economic deals. Trump has said he will ask for $1tn investment in the US. During the Riyadh stop, Doanld Trump is expected to offer Saudi Arabia an arms package worth well over $100bn, Reuters reoprted citing people in the know.

Further, Tesla CEO and Donald Trump's adviser Elon Musk is also in Riyadh, where he is expected to speak at the Saudi-US Investment Forum. Secretary of state and national security advise...