NAIROBI: At least 40 people were injured in violent riots by hundreds of Muslims in a northeastern Kenyan town protesting the presence of US marines on a humanitarian mission, police and press reports said on Sunday. “Several hundred people demonstrated on Friday against the presence of US marines, who were here to offer free medical and veterinary services,” Garissa district police chief Remmy Ngugi said. “Placard-waving protestors burnt tyres on main roads and torched American flags and an effigy of US President George Bush at a Garissa playground before accosting the marines, but we managed to bring the situation under...