Iran’s leader vowed that his country would respond to any U.S. involvement in the war with Israel. About 40,000 U.S. troops are currently stationed across the Middle East. Long-term U.S. military bases Other military sites with recent U.

Senior US officials are preparing for the possibility of a strike on Iran in the coming days, according to people familiar with the matter, a sign that Washington is assembling the infrastructure to directly enter a conflict with Tehran.