CREATE TABLE table_18441 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

What party did the incumbent in the Arkansas 2 district belong to?
SELECT "Party" FROM table_18441 WHERE "District" = 'Arkansas 2'
SELECT "Party" FROM "table_18441" WHERE "District" = 'Arkansas 2'