11.   Canadian divers continued the grim task of recovering victims Sunday, walking the sea floor in weighted boots, connected to the surface by air hoses.

12.   The divers risked puncturing their bulky pressure suits or cutting their air hoses if they ventured inside the compartment, which held delicate navigation instruments and the periscope.

13.   Swim instructors kept him alive first with mouth-to-mouth resuscitation underwater, then with an air hose, until firefighters got to the scene and succeeded in freeing his arm.