A military judge Wednesday ruled that Defense Secretary Lloyd Austin had exceeded his authority and acted too late when he canceled plea deals for three accused 9/11 conspirators, including alleged mastermind Khalid Sheikh Mohammed. The restoration of the plea deals, negotiated over two years and signed off by retired Gen. Susan Escallier, could mean life sentences for Mohammed, Walid bin Attash and Mustafa al-Hawsawi, who have been awaiting trial at Guantánamo Bay since 2012. Who said what...