James Jeffrey: “The Russian aggression against Ukraine is the most serious challenge to the international order since 9/11.”

We would much prefer to pursue the positive agenda of deescalation and political reinvigoration I just described, but we are prepared to maintain our policy of pressure...

What we really need in Idlib and throughout the rest of the country is a cease-fire.

We do not turn to Russia to broker an agreement. We turn to the U.N. to do it.

This regime has used chemical weapons repeatedly.