US President Donald Trump and Saudi Arabia's King Salman have agreed to strengthen joint efforts to fight the spread of radical Islamic terrorism. During a telephonic conversation last night, the two leaders discussed an invitation from the Saudi King for Mr Trump to lead a Middle East effort to defeat terrorism and to help build a new future for the people of the region. <br/><br/>White House said, the two leaders stressed the importance of working jointly to address challenges to regional peace and security, including the conflicts in Syria and Yemen. White House said, Saudi King agreed to Mr Trump's request to have safe zones in war-torn Syria and Yemen.<br/>''''''''<br/>