Hours-long exchange of fire involved snipers, pistols, Kalashnikovs and rocket-propelled grenades; 20 wounded; not clear who fired at whom, how clashes broke out and why

Tarek Bitar, 47, has dared to take on Beirut's untouchable political barons as he probes last year's devastating port explosion; protests for his removal turned deadly on Thursday

As deadly clashes erupt at Hezbollah rally, PM Mikati calls for calm and warns against attempts to drag Lebanon into violence

Iran-backed terror organization demands government action against Tarek Bitar, causing cabinet meeting to be canceled; no group officials have been charged in the probe yet

Dedicating nearly a quarter of his speech to the issue, Nasrallah says terror group has a 'big problem' with Tarek Bitar

Due to fuel shortages amid financial crisis, al-Zahrani and Deir Amar electricity plants shut down; citizens will have to rely on private generators, which use scarce diesel

Ali Atwi among those sought by FBI for involvement in 17-day ordeal during which US Navy diver Robert Stethem was tortured and murdered; Hezbollah mourns 'loyal man'

Wrapping up trip to Beirut, Iranian foreign minister announces sides have reached 'results and agreements,' but does not offer details

Court dismisses late prosecutor Nisman's claim against now VP Fernández de Kirchner, says Argentina-Iran deal for probe into 1994 AMIA terror attack 'did not constitute a crime'

Hossein Amir-Abdollahian meets top Lebanese officials, as some protesters outside carry signs saying 'Iran out'