F1 feeling the heat over tobacco ads

IS Formula One ringmaster Bernie Ecclestone about to discover that he has too many lions to fit into his cage for the show?

The 2004 campaign may be another 10 months away, but already Ecclestone will be working on the calendar for next season.

There could be problems ahead for the grands prix chief with new countries clamouring to join the show and older European venues just as desperate not to join any cull of circuits.