Rescue Mission Descends into Tragedy: Cargo Ship Collides with Bridge, Leaving Six Workers Presumed Dead. [ad_1] As a spring tide rushed out of Baltimore harbor just after midnight on Tuesday, the hulking outlines of a cargo ship nearly three football fields long and stacked high with thousands of containers sliced through frigid waters toward the Francis Scott Key Baltimore harbor Bridge. The vessel, the Dali, was a half-hour into its 27-day journey from Baltimore to Colombo, Sri Lanka. Then the lights on the Dali went dark. The crew urgently reported…