Argentina's first couple fought for its survival Sunday in congressional elections that could undermine the president's power and seal the fate of one of the country's biggest political dynasties.
Allies of President Cristina Fernandez and her husband and predecessor Nestor Kirchner have controlled the Congress for six years, but analysts expected them to lose two dozen seats in both chambers, eroding their absolute majorities and damaging their brand as their Peronist party seeks direction ahead of 2011's presidential race.
Kirchner, who has led the party since his wife succeeded him as president in 2007, is seeking a congressional seat in Buenos Aires …






