Ramallah: Palestinian President Mahmoud Abbas has appointed his long-time economic adviser Mohammed Mustafa as the next Prime Minister in the face of US pressure to reform the Palestinian Authority as part of Washington’s postwar vision for Gaza, in case Israel ceases its devastating operations that have killed over 31,000 Palestinians.Ramallah: Palestinian President Mahmoud Abbas has appointed his long-time economic adviser Mohammed Mustafa as the next Prime Minister in the face of US pressure to reform the Palestinian Authority as part of Washington’s postwar vision for Gaza, in case Israel ceases its devastating operations that have killed over 31,000 Palestinians.