Update: ESPN.com - NASCAR suspends AJ Allmendinger Indefinitely Quote: Sprint Cup driver AJ Allmendinger went from temporarily to indefinitely suspended on Tuesday when results of his "B" sample urine test supported the original that violated NASCAR's substance-abuse policy. Sam Hornish Jr., who has driven the No. 22 Penske Racing Dodge the past two Sprint Cup races, will again be in the car this weekend at Indianapolis Motor Speedway and for the next race at Pocono.