. . . . "The event started Friday and wraps up today.With more than 300 chief executive officers, 1,000 airports, 300 airlines and 250 suppliers in attendance, Mr. Davis said, World Routes 2013 is an event where airport and airline officials meet so the former can promote to the latter the use of their facilities.And well worth attending, he said.??Definitely,?? Mr. Davis said Monday. ??I??m learning a lot" .