Boeing 777X jetliner begins maiden flight <!-- no image --> <div>Boeing Co began the maiden flight on Saturday of the world's largest twin-engined jetliner as the embattled planemaker steps up competition with European rival Airbus in a respite from a crisis over its smaller 737 MAX.<div class="feedflare"> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=5luWlh0Mp4s:WR7RkzDHjS0:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?d=yIl2AUoC8zA" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=5luWlh0Mp4s:WR7RkzDHjS0:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=5luWlh0Mp4s:WR7RkzDHjS0:V_sGLiPBpWU" border="0"></a> <a href="http://feeds.reuters.com/~ff/reuters/UKBankingFinancial?a=5luWlh0Mp4s:WR7RkzDHjS0:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/reuters/UKBankingFinancial?i=5luWlh0Mp4s:WR7RkzDHjS0:F7zBnMyn0Lo" border="0"></a> </div><img src="http://feeds.feedburner.com/~r/reuters/UKBankingFinancial/~4/5luWlh0Mp4s" height="1" width="1" alt=""></div> Posted by Reuters