William Burns says US doesn't believe Iranian supreme leader has made decision to pursue weaponization, after Tehran found to have enriched uranium to 84% purity

State media claims incident part of drill at Revolutionary Guards base in Karaj, which hosts nuclear centrifuge assembly facility previously targeted in drone strike

News website linked to highest reaches of Iran's theocracy nods to allegation amid renewed pressure on West to address Tehran's program

Preparing for possible attack on Iran, PM said to have recently held 5 meetings with defense minister, IDF chief of staff, Mossad head, Military Intelligence chief and others

Ted Colbert meets PM Netanyahu and defense minister Gallant, says trip shows firm's commitment to supporting 'long arm of Israel,' with F-15IA jets and KC-46 tankers

Report says inspectors from UN atomic agency made discovery last week, are probing if move was intentional; Tehran previously known to have enriched to 60%

Speaking to American Jewish leaders, UA ambassador stresses, 'I didn’t say put the brakes on, I said pump the brakes… slow down'

Bloomberg cites several unnamed individuals saying new government stepping up attempts to achieve greater military and intel cooperation

Iranian state news agency says hidden site home to fighter jets equipped with long-range cruise missiles

Nuclear watchdog says it detected 2 centrifuge cascades at Fordo facility interconnected in 'a significantly different way' to what Tehran declared