A WaPo article 'How Saudi Arabia’s harsh legal punishments compare to the Islamic State’s', from which the Twitter image originates from. As the author concludes relationships with partners are rarely completly "black -v- white" regarding common standards:
...for many Americans, the extremist group's rise is also bringing with it a renewed skepticism about American allies in the region.
Link:http://www.washingtonpost.com/blogs/...slamic-states/