In the early 1950s the airport was served by the original Frontier Airlines (1950-1986) which flew DC-3's on a route from El Paso to Phoenix that included stops at Las Cruces, Deming, and Lordsburg, NM as well as Clifton, Safford, and Tucson, AZ.
A protected group is a group of people qualified for special protection by a law, policy, or similar authority. In the United States, the term is frequently used in connection with employees and employment.
Definition of protection for English Language Learners. : 1  the state of being kept from harm, loss, etc. : the state of being protected. : 2  something that keeps a person or thing from being harmed, lost, etc. : something that protects someone or something.