Tehran's top negotiator heads back for consultations amid Russian complications, but is slated to return to Vienna on Wednesday

IRNA says Noor-2 spacecraft blasted off from Shahroud Desert and reached a low Earth orbit, but doesn't say when

White House dismisses possibility Russia sanctions will hinder talks in Vienna, saying both Washington and Moscow share common goal of preventing Tehran from obtaining nukes

But secretary of state says initiative must ensure Ukraine's sovereignty, updates foreign minister on status of Iran talks in Vienna as Israel-opposed deal approaches

In implicit criticism of Bennett's efforts to mediate between Russia and Ukraine, opposition chief says Israel must focus on battling agreement to restore 2015 nuclear pact

Following Moscow's insistence that sanctions over Ukraine not harm its cooperation with Islamic Republic, Tehran says it won't allow 'external factor to affect national interests'

In Facebook post, defense minister vows Israel will act against Tehran politically, economically, and militarily, 'whether or not' an agreement is signed

Supreme National Security Council says negotiators in Vienna will seek 'creative ways' to proceed as Moscow links efforts to save 2015 pact to US sanctions over Ukraine invasion

US secretary of state dismisses Moscow's stipulation that new measures it faces over Ukraine invasion won't impact its rights in talks to revive 2015 nuclear pact

Outstanding questions remain over past presence of nuclear material at undeclared sites; Grossi says after meetings with Iranians that there's 'no predefined outcome' to agreement