A human rights watchdog called on Morocco not to extradite a Shi'ite Muslim to his homeland of Saudi Arabia, citing fears he could face torture and an unfair trial there. Hassan Al Rabea, who has been in Morocco since last summer, has been held in a prison near Rabat after being arrested at Marrakech airport on Jan. 14, Human Rights Watch said in a statement. Saudi prosecutors accuse Rabea of leaving the kingdom illegally with the help of terrorists, the campaign group added. Saudi Arabia did not immediately respond to a request for comment. It has denied previous accusations that…