6/4/89 – Phoenix hosted Formula One for the 1st time, a 3-day event culminating in the Iceberg PHX Grand Prix which Frenchman Alain Prost won by 39.696 over Italian Riccardo Patrese. 31,441 watched live, The 81-lap race ended at 75 because of the mandatory 2hr limit (2:1:33.133).