Endeavour shuttle launch delayed

The launch of space shuttle Endeavour has been cancelled due to a hydrogen leak, Nasa officials have announced. Endeavour was due to take off from Cape Canaveral with seven astronauts at 0717 local time (1117 GMT), but launch was cancelled several hours beforehand. The problem was discovered during fuelling, before the astronauts had donned their spacesuits. The shuttle was to deliver equipment for space experiments, as well as drop off a new station crew member. More

(Source: BBC News - Jun 13)