P513 CEEFAX 2 513 Sun 01 Dec 23:54/31      NASA CANCELS SECOND WALK IN SPACE Astronauts on board the space shuttle Columbia have been forced to abandon plans for a second space walk. NASA says the crew couldn't safely open a hatch leading to the cargo bay. The space explorers were going to test tools and techniques for building the international space station, Alpha. Engineers tried to solve the problem but say it's too dangerous to force the hatch open in case it won't shut. Backchat 506 Press Pack Info 517 Contacts 516 CBBC Text A-Z 539 Next News Backchat PressPack Main Menu