“U.S. security cooperation with Saudi Arabia is not a blank check,” Ned Price, spokesman for the White House National Security Council, said in astatement. Price added that the administration is “prepared to adjust our support so as to better align with U.S. principles, values and interests.”

On Monday, Reuters reported that Obama administration lawyers have not reached a conclusion on whether the U.S. is a “co-belligerent” in the conflict according to international law, a distinction that might raise legal risks and obligations. But since the U.S. has flown refueling missions for Saudi aircraft and supplied Saudi Arabia with weapons and targeting intelligence, it is complicit in Saudi Arabia’s atrocities by any normal definition.

https://theintercept.com/2016/10/10/photos-show-fragments-of-u-s-bombs-at-site-of-yemen-funeral-masssacre/