Saturday of the 2009 U.S. Moto GP gives Rossi's teammate, Jorge Lorenzo, the fastest times, which might with "The Doctor" a run during Sunday's Grand Prix.
A few images from the morning practice session.
Jorge Lorenzo turns around the Andretti hairpin.
Valentino Rossi takes the second turn during practice.
Rossi accelerates into the straightaway after the third turn.
A photographer shoots racers roaring through the third turn at Laguna Seca.
The Doctor races around turn three, under his sponsor's sign.
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Nic Coury/Staff Photographer