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.
Minority group is a term referring to a category of people differentiated from the social majority, i.e. those who hold the majority of positions of social power in a society, and may be defined by law. Rather than a relational  social group , as the term would indicate, minority group refers to the above-described.n any case, minority group status is categorical in nature: an individual who exhibits the physical or behavioral characteristics of a given minority group will be accorded the status of that group and be subject to the same treatment as other members of that group.