<prompt> Suro saa 1979 lan, BlumbergSeibert dǝye medal konnuye sadǝna suro U.S. Championships buro salakye dǝlan, Stacey SmithJohn Summers-a Carol FoxRichard Dalley-a ngawo kǝn yakkǝmin. Saa fuwunna dәn, sandiye FoxDalleya kozәna kuru medal arinza SmithSummersa ngawoye dәn na 1980 U.S. Championships Atlanta lan. Sandiya suro karapka U.S.be dәn suro 1980 Winter Olympics lan Lake Placid, New York, dәn kunten. Ngawo kǝn 7th ye dǝn Olympics lan, sandi indi dǝye kǝnza dǝga datǝgǝramzaa na 6th ye dǝn jazaa sadǝna.  <response>: 1980 World Championships suro Dortmund, West Germany. 