CREATE TABLE table_72368 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Results" CLOB, "Candidates" CLOB)

What district is nick lampson from?
SELECT "District" FROM table_72368 WHERE "Incumbent" = 'Nick Lampson'
SELECT "District" FROM "table_72368" WHERE "Incumbent" = 'Nick Lampson'