Sens. Rand Paul of Kentucky, Susan Collins of Maine, Lisa Murkowski of Alaska and Bill Cassidy of Louisiana joined nearly every Senate Democrat to adopt the resolution in a 50-48 vote.
Airmen and Guardians attended the UFC Freedom 250 event on the White House lawn June 14, representing the Department of the Air Force in the nation’s semiquincentennial celebration.
Their split with the Republican Party represents an expansion of a feud with President Trump that could further complicate the party’s midterm prospects.
A few Republicans joined Democrats in favor of a measure instructing President Trump to halt military operations against Iran or seek congressional authorization.