WASHINGTON/HOUSTON (Reuters) - The U.S. nuclear industry this week gets its first peek at a roadmap for new regulations that ultimately could cost it billions in the wake of Japan's Fukushima Daiichi disaster. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=K_4QJ_fXqmM:7xRSScBIZnE:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=K_4QJ_fXqmM:7xRSScBIZnE:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/K_4QJ_fXqmM)