President
 Trump and his son-in-law bet that the young Saudi crown prince could 
execute a plan to reshape the Mideast, but the scheme quickly unraveled 
revealing a dangerous amateur hour, writes ex-British diplomat Alastair 
Crooke.
  
 
President Trump shakes the hand of Saudi Deputy Crown Prince and Defense
 Minister Mohammad bin Salman on May 20, 2017. (Screenshot from 
Whitehouse.gov)