A Pentagon assessment of industry's efforts to avoid cost and schedule problems in major programs declares no winners or losers among prime contractors, but spotlights long-term performance trends in a bid to foster improvements. Defense Department acquisition chief Frank Kendall's new 126-page report on the defense acquisition system, which eyes contractors' performance from 1994 to 2011, includes data showing industry titans alternately succeeding and failing to create affordable weapons on time. It says Raytheon, for instance, outperformed rivals Boeing, General...