Formula One World Championship
Sergio Perez (MEX) Sauber C30; Kamui Kobayashi (JPN) Sauber C30; Rubens Barrichello (BRA) Williams FW33; and Pastor Maldonado (VEN) Williams FW33 at the end of the pit lane in the third practice session.
Formula One World Championship, Rd 6, Monaco Grand Prix, Qualifying Day, Monte-Carlo, Monaco, Saturday 28 May 2011.