At least three fighters aligned with Libya's UN-backed Government of National Accord (GNA) were killed in an offensive on Saturday aimed at pushing back eastern forces
A United Nations envoy called on Monday for a truce to be declared in Libya around Aug. 10
Some 1,000 people have been killed since Libyan strongman Khalifa Haftar launched a push three months ago to capture Tripoli, the UN said Friday, including 53 detained migrants who died in a devastating air strike.
Fresh fighting erupted in the Libyan capital on Wednesday after the collapse of a truce, a witness and military source said, after the UN called for calm.
The airport serving the Libyan capital resumed flights on Saturday following a five-day suspension after deadly clashes around the facility that also damaged planes on the tarmac.
The United States has begun using attack helicopters to target the Islamic State group in the jihadists' Libyan former stronghold of Sirte, a defense official said Tuesday.
Islamic State group jihadists in Libya have carried out nine suicide bombings in one day in a failed bid to hold a central district of Sirte, pro-government forces said Wednesday.
Libyan forces said Tuesday they were advancing inside the jihadist bastion of Sirte, as Washington conducted a second straight day of air strikes on Islamic State group positions in the city.
Forces allied with Libya's unity government said Saturday they had recaptured the port in the jihadist stronghold of Sirte from Islamic State group fighters who are surrounded inside the city.