The US looks set to deploy its Cold War heavy bombers to Iran as Secretary of Defense Pete Hegseth warned that Tuesday would mark the fiercest attacks of the war so far . Even after 70 years of service, the  B-52 Stratofortress is one of America’s deadliest weapons; and it has participated in nearly every US conflict since the Vietnam War. Three B-52s arrived in the UK’s RAF Fairford base on Monday, with the aircraft expected to take part in a major bombing raids of Iran’s nuclear sites after