What to know about the Iran war today:Iran accused the U.S. Tuesday of a "grave violation" of the two countries' fragile ceasefire after the U.S. military said "self-defense strikes" overnight targeted Iranian forces, but with "restraint."Secretary of State Marco Rubio said an agreement with Iran was still possible, adding that President Trump wanted to either "make a good deal," or no deal at all.Rescue workers pulled a dozen bodies from rubble after an Israeli airstrike in eastern Lebanon, state media said Tuesday, after Prime Minister Benjamin Netanyahu said he had authorized more intense strikes against Iranian-backed Hezbollah. U.N. food agency chief says lingering Strait of Hormuz closure could cause "global food security crisis"