Attack comes as anti-government activists occupy parts of Iraqi capital near its seat of government, and a day after a series of suspicious stabbings targeting protesters

The three officials are part of the Popular Mobilization Forces, a Shiite militia movement close to Iran

Protesters demanding end to corruption, ruling political class rattled by incursion in Baghdad, which hints at new effort to delegitimize or intimidate them

Rejecting complaint from France, Britain and Germany, the Islamic Republic says it is 'determined to resolutely continue its activities'

NY Times quotes US officials saying the missiles also threaten Saudi Arabia and American troops stationed in area, and are part of Tehran's efforts to project power in Middle East

The 77-year-old veteran politician was seen as a unifying figure among Iraq's divided factions and international allies, but popular rage at endemic graft doomed his government

Protesters say Adel Abdel Mahdi's announced resignation is 'only the first step' in rooting out government corruption

Anti-government demonstrators say Tehran has overreached in Iraq, with too much influence on politics, armed actors, economy

Tehran condemns burning of consulate by anti-government protesters in Najaf, tells Baghdad 'responsible action' needed; protesters killed by security forces in southern Iraq

Iranian diplomatic staff escape unharmed through back door; at least 350 anti-government demonstrators killed so far in protests against rampant corruption