So I sincerely hope they do not create obstacles.Fiat is taking full control of Chrysler after striking a $4.35 billion deal to buy the 41.5 percent it didn't already own from a union retiree health care fund.The deal, which closed on Jan. 21, creates the world's seventh-largest automaker with operations in 40 countries and brands including Alfa Romeo, Dodge, Ferrari, Jeep and Maserati.A neutral