 In addition to the conviction of US Senator Stevens, two executives of the VECO Corporation, an oilfield services contractor, pleaded guilty to charges of bribery and conspiracy to impede the Internal Revenue Service.Alaska businessmen/lobbyists Bill Weimar (former for-profit halfway house owner) and Bill Bobrick, as well as Jim Clark, the former governor's chief of staff, also were indicted and convicted.Clark's guilty plea and sentence were later vacated before he was ordered to report to custody.