By Luis Cortes and Daina Beth Solomon SABINAS, Mexico (Reuters) -Large pumps sucked water from a flooded coal mine in Mexico on Saturday as authorities weighed whether to send divers to try to save 10 miners who have been trapped underground for more than three days. The miners became trapped at a mine in the northern border state of Coahuila on Wednesday afternoon when their excavation work caused a tunnel wall to collapse, triggering flooding in three wells. President Andres Manuel Lopez Obrador said Saturday would be “decisive” in determining whether divers could safely enter the mine. But …