CREATE TABLE table_18319 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

What was the incumbent of texas 3?
SELECT "Incumbent" FROM table_18319 WHERE "District" = 'Texas 3'
SELECT "Incumbent" FROM "table_18319" WHERE "District" = 'Texas 3'