Pentagon acquisition chief John Young last month reclaimed his authority as the senior decision-maker for the procurement of large-scale information systems, rolling back a years-long practice of delegating that authority to other Defense Department offices, according to documents and sources. "My experience with large, complex [major automated information systems (MAIS)] leads me to believe that they merit direct attention" by the under secretary of defense for acquisition, technology and logistics, he wrote in a Dec. 19, 2007, memo to senior...