NEW YORK/DUBLIN (Reuters) - Moody's cut Ireland's credit rating to junk on Tuesday, warning that the debt-laden country would likely need a second bailout -- just the latest move amid heightening concerns about Europe's ability to address its debt crisis and prevent it from spreading. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=ltG-pFAfXp8:gjT0R5QBOsY:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=ltG-pFAfXp8:gjT0R5QBOsY:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/ltG-pFAfXp8)