 Complete the following phrase:  In the current IndyCar era, No. 1 is set aside for use by the previous seasons championship entry. However, the majority of champions since 1998 have ignored the tradition at the request of teams andor sponsors to maintain their team identity, and some drivers or teams have used their car numbers in social media accounts. The 1998 IndyCar championship team was A. J. Foyt Enterprises, which kept the traditional 14, while Panther Racing kept the 4 identified with team minority owner Jim Harbaugh, who wore 4 for the majority of his NFL career except for his year in Charlotte, where John Kasay wore that number, he wore Foyts 14. Chip Ganassi Racing has traditionally declined No. 1 as it was used after their 2003 season championship because of their poor performance the next season, and in recent years with PNC Ficial Services has marketed a Bank on the 9 campaign based on its number. In one case, at the 