Combest to leave Congress Surprise resignation to take effect in May By SEBASTIAN KITCHEN AVALANCHE-JOURNAL U.S. Rep. Larry Combest shook the political landscape of West Texas on Tuesday by announcing his resignation from Congress just one week after his landslide re-election to a 10th term. The Lubbock Republican's resignation becomes effective May 31. Combest, 57, chairman of the House Agriculture Com mittee, said he is resigning for personal reasons and to spend more time with his wife, Sharon. The congressman, who first was elected to the U.S. House in 1984, declined to discuss specific reasons for his resignation but said...