Here we go:

[link to www.usnews.com]

FROM LINK LESS THAN 50%:
U.S. officials said Thursday that senior military leaders and defense officials are working through the thorny legal and foreign policy issues and are weighing the risks of using force in response to a Russian attack.

Defense Secretary Ash Carter declined to discuss the problem when asked about it this week. But U.S. officials acknowledged that this is one of the questions being asked as they debate the broader dilemma of how the administration should respond to what White House press secretary Josh Earnest described as Russia's "indiscriminate military operations against the Syrian opposition."