US Grand Prix Phoenix, Arizona is the fifth
American city in seven years to host a grand prix.
Ayrton Senna has dominated the last three American races, winning twice for Lotus and once for McLaren, and has already won on a street circuit this year - Monaco. Commentators
MURRAY WALKER. JAMES HUNT Television presentation ESPN. USA Produced by PIERS CROTON
9 SPOT? TSLINE: for reports from the track, dial [number removed]; calls cost 38p per minute (peak), 25p (off-peak).