The Obama administration consistently touts the "65-nation coalition" it has assembled to fight the group also known as ISIS, ISIL and Daesh -- but critics say that fewer than a dozen nations today are contributing anything significant to the campaign.
And behind closed doors, administration and military officials admit that air support from such key Arab allies as Jordan, Saudi Arabia, Bahrain and the United Arab Emirates (UAE) -- something the White House once touted as an unprecedented and essential part of the coalition -- has all but evaporated.