ROUGH CUT (NO REPORTER NARRATION).<br/> <br />STORY: In Uruguay, outgoing President Jose Mujica, a 79-year-old former guerrilla, is seeking to hand power back to his predecessor Tabare Vazquez.<br/> <br />Between them, Mujica and the 74-year-old Vazquez have delivered a decade of strong economic growth while Mujica legalized abortion, gay marriage and the production, distribution and sale of marijuana.<br/> <br />Six months ago, the left-wing Broad Front ruling coalition looked a comfortable favorite to win the presidency for a third five-year term for its blend of pro-market economic policies and social welfare measures.<br/> <br />But after an unexpected win in the National Party's primaries, Luis Lacalle Pou, 41, has climbed steadily in polls, tapping into a simmering discontent felt by many Uruguayans toward the far-reaching liberal reforms.