CREATE TABLE table_697 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

Who were the candidates in district Wisconsin 1?
SELECT "Candidates" FROM table_697 WHERE "District" = 'Wisconsin 1'
SELECT "Candidates" FROM "table_697" WHERE "District" = 'Wisconsin 1'