The Supreme Court ruled Thursday that President Bush overstepped his authority in ordering military war crimes trials for Guantanamo Bay detainees. The ruling, a rebuke to the administration and its aggressive anti-terror policies, was written by Justice John Paul Stevens, who said the proposed trials were illegal under U.S. law and international Geneva conventions. The case focused on Salim Ahmed Hamdan, a Yemeni who worked as a bodyguard and driver for Osama bin Laden. Hamdan, 36, has spent four years in the U.S. prison in Cuba. He faces a single count of conspiring against U.S. citizens from 1996 to November 2001. Full Story