CREATE TABLE table_name_16 (wind__m_s_ INT, nation VARCHAR, athlete VARCHAR)

what is the wind speed when brenda morehead was in the united states?
SELECT MIN(wind__m_s_) FROM table_name_16 WHERE nation = "united states" AND athlete = "brenda morehead"
SELECT MIN("wind__m_s_") FROM "table_name_16" WHERE "athlete" = "brenda morehead" AND "nation" = "united states"