Whereabouts in are you from? twit cheap metformin little An unlikely friendship was born, with the makings of a modern-day buddy film that could be called “Driving Mr. Rivera.” When the Yankees have been at home over the last two decades, and if Rivera’s family — wife Clara and his three sons, Mariano Jr., Jafet and Jaziel — attended the game, chances are Fosina was Rivera’s co-pilot for the trip into the Bronx. The way Fosina tells it, driving the greatest closer who ever lived has its perks and pitfalls.