PM convenes security heads to discuss potential escalation, speaks to Pompeo, TV report says; assessment is reportedly that Israel unlikely to be targeted

Khamenei tells Iranian officials that Washington 'will have to withdraw' in standoff, adds there will be no nuclear talks with current US administration

Proposal by Pentagon officials suggests deployment nearing Gulf War levels if Iran were to expedite nuclear program or targets US forces

Weekly magazine Seda had called for regime to engage diplomatically with Washington to defuse tensions and stave off risk of 'widespread war'

As Iran threatens to completely bolt the nuclear deal, the US imposes more sanctions and bolsters its forces in the region, but then Trump says he's waiting for Tehran to call

Amid rising tensions and American military reinforcement in the region, deputy head of Revolutionary Guards rules out talks with 'unreliable' Washington

As White House escalates tensions, Democratic senators and groups call for legislation disallowing an attack on Iran without Congressional approval

Movement of weapons spurred Washington's decision to send aircraft carrier to Middle East, could indicate preparations to attack American forces in the region

Iranian President Rouhani said to be planning a speech Wednesday to discuss the next steps Tehran will take in confronting Washington

Deploying USS Abraham Lincoln to vicinity of Iran, US National Security Adviser John Bolton says it came after 'a number of troubling and escalatory indications and warnings'