Engineers discovered a pressure leak in one of the astronauts ' helmets ' They also had to fix a pressure sensor that malfunctioned in second suit . NASA said the spacecraft were never in danger from the issues . They installed nearly 200 feet of cable over three spacewalks . Work was needed to build new crew cabins commissioned by NASA .
Engineers analyzed a water leak in one of the astronauts ' helmets ' They also had to fix a pressure sensor that malfunctioned in second suit . NASA said the astronauts were never in danger from the issues . They installed nearly 800 feet of cable over three spacewalks . Work was needed to build new crew capsules commissioned by NASA .