FILE - In this October 1992 file photo, LeRoy Walker, president of the U.S. Olympic Committee, speaks, location not known. Walker, the first African-American to head the U.S. Olympic Committee and coach an American Olympic track and field team, has died. He was 93. Scarborough & Hargett Funeral home says Walker died Monday, April 23, 2012, in Durham, N.C. No cause of death was given. (AP Photo/File)