9221486 Actress Jennifer Aniston shows off her new, diamond engagement ring as she arrives on a flight with her fiance Justin Theroux at LAX airport in Los Angeles, California on June 25, 2012. The couple recently spent a romantic vacation in Paris, the “City of Love,” and that would be the ideal place for Justin to have popped the question… FameFlynet, Inc – Beverly Hills, CA, USA – +1 (818) 307-4813