Very interesting.... Looks as if the DOT must rule on this one !
http://cityhallblog.dallasnews.com/2015/02/southwest-airlines-goes-to-federal-court-to-keep-from-having-to-share-love-field-gates-with-delta.html/
http://cityhallblog.dallasnews.com/2015/02/southwest-airlines-goes-to-federal-court-to-keep-from-having-to-share-love-field-gates-with-delta.html/