Discovery liftoff postponed due to gas leak: NASA (Update)

The launch of the US space shuttle Discovery was postponed Wednesday just hours before liftoff after NASA engineers found a gas leak in the filling system for its external tank.

If you want to include this story in your blog, copy and paste this formatted text:

<p><a href="http://www.physorg.com/news156002817.html">Discovery liftoff postponed due to gas leak: NASA (Update)</a></p> <p> The launch of the US space shuttle Discovery was postponed Wednesday just hours before liftoff after NASA engineers found a gas leak in the filling system for its external tank.</p>