CREATE TABLE table_18670 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Result" TEXT, "Candidates" TEXT)

Who was the candidate in the election in the California 8 district where the incumbent was first elected in 1932?
SELECT "Candidates" FROM table_18670 WHERE "First elected" = '1932' AND "District" = 'California 8'
SELECT "Candidates" FROM "table_18670" WHERE "District" = 'California 8' AND "First elected" = '1932'