Fittipaldi took the provisional pole in the rain-delayed opening round of time trials.
Moments later Barrichello takes provisional pole as Michael hits traffic and goes second.
Buddy Lazier then grabbed the provisional pole at 231.468 mph.
Dale Earnhardt took the provisional pole with a lap of 171.726 mph, but his tenure was short-lived.
Stewart was unable to defend his provisional pole during the second practice day due to a broken stub-axle.
Marco Andretti was second out, and put himself on the provisional pole at 222.789 mph.
Jeff Ward sat on the provisional pole at 214.517 mph.
At noon, Kenny Brack took over the provisional pole with a run of 220.982 mph.
Danica Patrick later took over the provisional pole with a run over 225 mph.
Dan Wheldon took to the track, and knocked Patrick from the provisional pole.