President Donald Trump has said that US strikes over the weekend have “completely and totally obliterated" Iran’s three flagship nuclear facilities at Fordow, Natanz and Isfahan. Yet Dan Caine, who presides over the US’ military chiefs,

Although the operation achieved an impressive level of tactical success, with a swarm of warplanes penetrating Iran unchallenged following a long, undetected flight from Missouri, it will be far harder than the president has suggested to reliably evaluate the damage inflicted on Iran’s ability to manufacture a nuclear weapon.