"The specifics of the dispute between Keselowski and the Fenway Sports Group are unknown. However, he did recently voice his frustrations with the manufacturer Ford, and there is speculation about the relationship with co-owner Jack Roush. Either way, Keselowski’s NASCAR future is unclear, and there will now be questions moving forward about the Fenway Sports Group’s level of financial commitment to fielding a Cup Series team that is capable of competing for wins and spots in the Chase."