Ceasefire between Iran and the U.S. fragile amid continued strikes

With a fragile ceasefire between the U.S. and Iran in place, Israel launched its biggest attacks yet against Iran-backed Hezbollah in Lebanon. Iran says Lebanon is part of the ceasefire, while the U.S. and Israel say it is not. The White House announced Vice President J.D. Vance will travel to Pakistan for negotiations with Iran. NBC News’ Gabe Gutierrez reports.