CREATE TABLE table_18361 ("District" TEXT, "Incumbent" TEXT, "Party" TEXT, "First elected" FLOAT, "Result" TEXT, "Candidates" TEXT)

Who was running for office in the California 10 district?
SELECT "Candidates" FROM table_18361 WHERE "District" = 'California 10'
SELECT "Candidates" FROM "table_18361" WHERE "District" = 'California 10'