Vapour trail from apparent missile launch
Media playback is unsupported on your device
Video

'Mystery missile' seen off California coast

The US Defence Department has said it is trying to determine if a missile was launched off the coast of California.

A CBS News helicopter captured what looked like the vapour trail of a missile rising over the Pacific Ocean.

The Pentagon has said it does not consider the sighting to be the result of hostile action.

  • 09 Nov 2010