Six-term Sen. Richard G. Lugar (left), Indiana Republican, debated state Treasurer Richard Mourdock in April during the political fight of his life. The Indiana primary is set for Tuesday. (Associated Press)
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Six-term Sen. Richard G. Lugar (left), Indiana Republican, debated state Treasurer Richard Mourdock in April during the political fight of his life. The Indiana primary is set for Tuesday. (Associated Press)
