Silly season: IndyCar 2017 update – 21 November

In a change to recent form, almost all IndyCar seats for 2017 are filled well before the Christmas and New Year break. But a few remain and here’s my rundown of the latest IndyCar silly season rumours and developments. Chip Ganassi Racing The fourth seat at Ganassi alongside Scott Dixon, Tony Kanaan and Charlie Kimball remains…