Saying goodbye to US Airways “Cactus” Callsign

Avgeeks throughout the twittersphere have offered photos and remembrance for US Airways “Cactus” Callsign. Why is today the last day for Cactus? Because its been widely reported that American Airlines anticipates getting a Single Operating Certificate on 8 April. With that, all American Airlines planes — whether former US Airways or American Airlines) will sport…