Pentagon acquisition chief John Young this month issued new ethics guidelines to senior defense officials asking them to beef up training and set a "tone at the top" designed to instill a sense of integrity in workers trusted with acquisition matters. Young, in a widely distributed Nov. 6 memo, responds to a recommendation made by the congressionally mandated Panel on Contracting Integrity. In a section addressing leadership responsibilities for ethics issues, the group's 2007 report called on defense officials to...