Swearing-in could come as early as Monday morning, prompting a situation where an already politically unstable Haiti could find itself with not just nine presidents but two prime ministers.

Haiti's transitional ruling council fired interim Prime Minister Garry Conille Sunday and replaced him with Alix Didier Fils-Aimé, a businessman. Conille, a longtime civil servant, was installed in June to work with the new council to stabilize Haiti and hold the country's first elections since 2016. He called his ouster illegitimate.

Gun fights broke out between police and gangs in the Haitian capital Port-au-Prince on Monday, the same day a new interim prime minister was expected to take over as the country faces a surge of violence.

JetBlue and Spirit said their planes appeared to have been struck by gunfire after traveling through the country.

U.S. airlines are barred from flying to Haiti for a month after 3 American carriers' planes are hit by gunfire amid relentless gang violence in the Caribbean nation.