Adel Karroum / EPA
Salafist Sunni Muslim gunmen take cover during a shoot out in the Bab al-Tabbaneh neighborhood in the northern port city of Tripoli, Lebanon, Aug. 22.
AFP - Getty Images
A Lebanese man looks at a hole on a building following a rocket propelled grenade (RPG) strike in the northern Lebanese city of Tripoli on Aug. 22.
Hussein Malla / AP
Lebanese army soldiers in a armored personnel carrier pass Syria street, which divides areas between supporters and opponents of the Syrian regime, in the northern port city of Tripoli, Lebanon, Aug. 22.
Renewed clashes between supporters and opponents of Syrian President Bashar Assad have left ten people dead and at least 75 wounded in fighting in northern Lebanon between two Muslim communities divided over Syria, testing Lebanon's fragile security situation. Full story.
At least nine people die as Sunni Muslims and Alawites fight for a second day. NBC's Ayman Mohyeldin reports.