Congressman to announce Tuesday whether he's seeking re-election July 1, 2002, 6:38 PM EDT WALLKILL, N.Y. (AP) _ Rep. Benjamin Gilman, whose Hudson Valley district was carved out from under him during his 30th year in Congress, will announce Tuesday night whether he will try to win a 16th term by battling a fellow incumbent. Most Republican leaders were hoping that at age 79, Gilman would retire gracefully or perhaps accept a federal position. Gilman told some close associates Monday of his decision, said spokesman Brian Walsh, but was withholding it from the public until Tuesday. The congressman invited supporters...