After the toilet first broke down last week, the station's crew replaced its pump with a spare they had on board.

NPR: Space Toilet Awaits Repair Mission

Crew members tried to plug the tear with wooden pegs and pump the water out.

BBC: Boat sinks after stricken tug crew rescued off Devon coast

The crew will track the adventurer using the latest GPS equipment and feed him air from an onboard pump.

BBC: NEWS | UK | Scotland | Monster underwater marathon bid