Ships at BP oil spill site
Media playback is unsupported on your device
Video

Tropical storm could hit site of BP oil spill

A tropical depression heading for the Gulf of Mexico is threatening to hamper BP's efforts to seal the leaking well for good.

So far ships involved in skimming off the surface oil have been ordered back to port.

Vessels drilling the crucial relief have stopped and may also have to evacuate.

From Louisiana, David Shukman reports.

  • 22 Jul 2010
Go to next video: Gulf oil cap 'can stay in place'