CREATE TABLE table_12870 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Results" CLOB)

What were the results for the incumbent from Iowa 2 district?
SELECT "Results" FROM table_12870 WHERE "District" = 'iowa 2'
SELECT "Results" FROM "table_12870" WHERE "District" = 'iowa 2'