Formula One leader Oscar Piastri led Lando Norris in a McLaren one-two in first practice for the Emilia-Romagna Grand Prix that ended early on Friday after Gabriel Bortoleto crashed his Sauber.
Australian Piastri, winner of four of the last five races, lapped the Imola circuit with a fastest time of one minute 16.545 seconds on the softest tyre compound with Norris 0.032 slower on a sunny afternoon.
Piastri leads Norris
