Government watchdog groups want more answers as to why Sen. Dianne Feinstein (D-Calif.) stepped down from a military appropriations subcommittee at a time questions were being asked billions of dollars in federal defense contracts going to her husband's companies. Feinstein resigned her post as chairwoman of the Senate Subcommittee on Military Construction Appropriations last week. The decision came less than two months after Metro Newspapers, a group of alternative weekly papers in northern California, detailed the number of defense contracts awarded to Perini Corp. and URS Corp., both of which her husband, Richard C. Blum, has ownership, according to the...