BP crews start efforts to fit cap over broken well
                                
                                
                                    (Newser) -
                                    Robots and technicians have successfully placed a containment dome on the floor of the Gulf of Mexico, 5,000 feet below the surface. BP teams are now attempting to fit the dome,  which they started maneuvering last night , over the Deepwater Horizon well that has been gushing 5,000 barrels...