In Libya, Colonel Gaddafi's forces remain a threat to the rebel held east of the country.

Today's Andrew Hosken drove across the desert with opposition troops, a "company of friends with half a dozen pick-up trucks"; the only people guarding the country's "most important oil refinery."

With the smoke of Nato air strikes filling the sky, one member of the Libya Free Martyrs Group told him the men were now dedicated to "protecting this area."

"It is a new experience for us... Everything is new. That we are breathing freedom, that's the most important thing."

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