FEBRUARY 8, 2001
Benetton suffer problems in Estoril
A stomach bug for Jenson Button meant that Australian test-driver Mark Webber was out in last year's Benetton B200 in the afternoon, concentrating on Michelin tire development.
Jean Alesi's Prost ran 29 laps, and topped the times with Enrique Bernoldi's Arrows nearly two seconds slower in second. The Benettons were third and fourth, while Verstappen's Arrows only completed 14 laps.
Times from Thursday's testing at Estoril: