In today's episode of India Global, In his first call to a foreign leader since returning to office, US President Donald Trump dialled his old friend, Saudi Arabia's crown prince Mohammed bin Salman. During the call, the crown prince announced an investment of $600 billion in the United States over the next four years. Although, it isn't clear as to where those investments and trade could be placed. The comments came after US President Donald Trump mused about returning to the kingdom as his first foreign trip. NDTV's Mohammed Ghazali explains the details.