Libya’s internationally recognized government has asked fellow Arab states to conduct air strikes against Islamic State in the coastal city of Sirte, a cabinet statement said on Saturday.

In the past few days, Islamic State has crushed a revolt by a Salafist Muslim group and armed residents trying to break its grip on the city. Dozens of people have been killed, according to residents.

The fighting typifies chaos in Libya, where two rival governments and parliaments, together with an assortment of Islamists, tribesmen and armed groups, are battling for control of cities and regions, four years after the ousting of veteran leader Muammar Gaddafi. […]