Conservative Duo Tests Health Law

Whether President Barack Obama's health-care overhaul survives could depend on a yin-and-yang pair of conservative Washington, D.C., power lawyers who sued to stop it mere hours after the bill became law in March. The lawsuit, filed in Florida by David Rivkin and Lee Casey, is one of a handful of challenges lodged against the law in recent months. Like Messrs. Rivkin and Casey's action, some of