(Reuters) - InterContinental Hotels Group Plc said on Wednesday it is investigating claims of a possible payment card breach at some of its hotels in the United States.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=mwZP0zgF2Ds:bOWnpm1M3h8:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=mwZP0zgF2Ds:bOWnpm1M3h8:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=mwZP0zgF2Ds:bOWnpm1M3h8:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=mwZP0zgF2Ds:bOWnpm1M3h8:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=mwZP0zgF2Ds:bOWnpm1M3h8:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/mwZP0zgF2Ds" height="1" width="1" alt="" />