Nasa SpaceX mission to International Space Station ends in explosion

• Administrator: 'We will work with SpaceX to understand what happened'
• Dragon spacecraft was carrying supplies and station docking adaptor

Nasa and the International Space station suffered a "big loss" on Sunday, when the launch of a SpaceX supply mission to the International Space Station (ISS) ended in an explosion that destroyed an unmanned Dragon spacecraft and the Falcon 9 rocket propelling it.

A video posted to Instagram showed the explosion. Reports said pieces of the spacecraft and rocket could be seen falling into the Atlantic Ocean.