Republicans embrace plan that suggests debt limit fight

House Speaker John Boehner holds a news conference at the U.S. Capitol in WashingtonBy Rachelle Younglai WASHINGTON (Reuters) – Momentum is building among Republican lawmakers for legislation to prevent a credit default by the United States, suggesting they will fight hard for spending cuts when Congress debates another increase in the nation's debt limit this summer. More than 60 fiscal conservatives in the House of Representatives now support so-called "prioritization" legislation. Prioritization would direct the Treasury to pay the interest and principal on U.S. …