Fighters loyal to the internationally-recognised Government of National Accord (GNA) hold a position during clashes with forces loyal to strongman Khalifa Haftar, in Espiaa, about 40 kilometres (25 miles) south of the Libyan capital Tripoli on April 29, 2019. - Fierce fighting for control of Libya's capital that has already displaced tens of thousands of people threatens to bring a further worsening of humanitarian conditions, a senior UN official has warned. (Photo by FADEL SENNA / AFP)