Trump caps Gulf tour in Abu Dhabi with dizzying investment pledges

US President Donald Trump on Friday concluded his Gulf tour in Abu Dhabi after overseeing the signing of another raft of multi-billion-dollar deals, while also securing a $1.4 trillion investment pledge from the UAE. The eye-watering amounts of money in investments were accompanied also by the lifting of decades-long sanctions on Syria and renewed optimism over an Iran nuclear deal during the multi-day trip across the Gulf. Before taking off...