Libya’s parliamentary spokesman said the chamber had selected a new prime minister on Thursday after one of the two candidates withdrew, a move that may trigger a new political struggle with the incumbent refusing to step down. A video showed members of parliament raising their hands when asked to support Fathi Bashagha, a former interior minister, to head a new interim government, but it was not clear if any formal vote had actually taken place. The parliament is seeking to take control of Libya’s political future after the collapse of an election that was planned for December, saying Abdulha…