A leading U.S. Democratic lawmaker on Friday urged solidarity with Turkey in the wake of a deadly Assad regime attack on Turkish soldiers.

“The situation in Syria is dire, and the catastrophe unfolding in Idlib is horrific. Millions of women & children are on the run with nowhere left to go,” Steny Hoyer, the majority leader of the U.S. House of Representatives, said in a Twitter post.

“The U.S. must work with Turkey to protect civilians. Swift action must be taken,” Hoyer urged.

Late Thursday, at least 33 Turkish soldiers were martyred and dozens of others injured in an

Read more: US lawmaker urges support for Turkey in Idlib, Syria