sentence: With the USAF leaving Rabat-Salé in the 1960s, the facility became a primary facility for the Royal Moroccan Air Force known as Air Base Nº 1, a status it continues to hold.
modified: fix grammar: With the USAF leaving Rabat-Salé in the 1960s, the facility become a primary facility for the Royal Moroccan Air Force know as Air Base Nº 1, a status it continuing to hold.