AUTOSPORT's deputy F1 editor Mark Glendenning brings the latest insider analysis from Barcelona each day during the final test of the winter

Friday at Barcelona

And then there were 12. A couple of minutes after the track fell silent for the daily lunchbreak, the doors to the only garage that had remained shut throughout the previous three-and-a-half days finally opened a crack.

Narain Karthikeyan and Tonio Liuzzi were already milling about in the pitlane; the Spanish midday sun making their brand new white racesuits seem all the brighter.

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