CHICAGO (Reuters) - Boeing Co's quarterly profit beat expectations as operating margins improved and it contained costs, sending shares of the company higher. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=8NxZZxHJFLQ:DPCF6T1-q5I:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=8NxZZxHJFLQ:DPCF6T1-q5I:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/8NxZZxHJFLQ)