House of Roush intact after Edwards holds off Busch, defends Big 3 territory

It was on the verge of happening.A Toyota was about to take the checkered flag at MIS on Sunday, leaving the Big 3 with a lot of egg on their faces.Then, as has happened so often in the past, Jack Roush’s drivers showed the intruders at their track who is boss, and Carl Edwards took yet another win for his boss, a Livonia native, and swept the weekend’s races at MIS.Over the past 14 races in