Tonight's State of the Union provides President Obama with one of the easiest, yet high profile, chances to explain why Congress should pass gay rights legislation as soon as possible. Daniel Hernandez Jr., the heroic, openly gay intern who has been credited with saving the lives of Representative Gabrielle Giffords and others during the Tuscon massacre, will be seated in First Lady Michelle Obama's box as the president delivers his address. The president, no doubt, will introduce Hernandez and thank him for his selfless actions earlier this month. But the Obamas' symbolic gesture will ring hollow unless the president asserts...