WASHINGTON (Reuters) - President Barack Obama pressed his case on Saturday for achieving deficit reduction, in part by ending tax breaks and singling out hedge fund managers, oil companies and billionaires to take the hit. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=tQthtFRnp7Y:3kg_Z8N-wEY:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=tQthtFRnp7Y:3kg_Z8N-wEY:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/tQthtFRnp7Y)