A group of more than 150 people completed a 9.11-mile memorial ruck Saturday morning in Coral Gables, honoring the victims of the Sept. 11, 2001, terror attacks.The event, led by University of Miami ROTC students and open to the community, began at sunrise and wrapped up about an hour before noon. Participants carried 35-pound rucksacks as they made their way down Ponce de Leon Boulevard toward Regatta Grove Park before looping back to campus.“I…