Hundreds of protesters organized by a left-wing Jewish group on Wednesday occupied one of the buildings in the U.S. Capitol complex and some appeared to be arrested
Activists sat clapping and singing on the floor in the rotunda of the Cannon House Office Building, holding up large banners that read "Ceasefire" and "Let Gaza Live."
The advisory was made a day after the U.S. also warned its citizens against all travel to Lebanon amid fears the Israel-Hamas conflict could spread throughout that region.