This was back in the dawn of the “Affirmative Action” concept when the Army and Westpoint were trying to increase the percentage of black cadets from 2% to 10%.
Carson was an excellent prospect and I can understand a four-star general telling him he could get a scholarship to Westpoint. Westpoint even advertised “scholarships” in the day.
Take a look
http://i1258.photobucket.com/albums/ii533/ken3690/WstpointScholarship_zpsu7r34dqv.jpg
West Point is two words, not one.