Complex sentence: Leo K. Thorsness (born February 14,1932) is a retired colonel in the United States Air Force who received the Medal of Honor for valor in the Vietnam War, for an air engagement on April 19,1967.
Split into simpler sentences: Leo K. Thorsness (born February 14,1932) is a retired colonel in the United States Air Force who received the Medal of Honor for his actions in the Vietnam War. He was awarded the medal for an air engagement on April 19,1967.