胜利阵线
Sancho ran the family real estate and construction firm. A supporter of Governor Néstor Kirchner, he became a member of the Deliberative Council of the city of Río Gallegos (the capital of Santa Cruz) in 1999, before becoming president of the city council in 2002. He was elected vice-governor with Sergio Acevedo, on the Front for Victory slate, in 2003; the leader of the Front for Victory, Kirchner, had become President of Argentina in May.