He is the last U.S. runner to beat 3 : 50 .
Spivey , who graduated from Fenton and Indiana , ran 3 : 49.8 in 1986 for the fastest mile by an Illinois runner and the fourth - fastest American time .
Spivey is the last U.S. Spivey to beat 3 : 50 .
Spivey , who graduated from Fenton and Indiana , ran 3 : 49.8 in 1986 for the fastest mile by an Illinois runner and the fourth - fastest American time .