The ongoing clashes in Lebanon's northern city of Tripoli brought the casualty toll to 24 killed and 165 wounded, according to local reports on Friday.Clashes intensified in various parts of the city as Lebanese news agency, NNA, "reported the fall of rocket-propelled grenades in the meantime on Bab el Tebbaneh." Earlier, the Lebanese army said four soldiers were injured during a security operation in the city.