LIVE: MotoAmerica makes pit stop at Austin's Circuit of The Americas

AUSTIN (KXAN) — Superbikes will reach up to 190 mph for motorcycle road racing at Austin's Circuit of The Americas this weekend.Circuit of The Americas will host the MotoAmerica series with races starting Saturday and ending Sunday.Five classes of road racing will take place including Steel Commander Superbike, Mission King Of The Baggers, Supersport, BellissiMoto Twins Cup, and the Mission Super Hooligan National Championship. The doors will open to the public Friday at 8 a.m. for op