Gabrielle Giffords is nowhere close to returning to Congress. And there remains real doubt about whether she ever will. That appears to be the bottom line of an article Thursday in the Arizona Republic that provides the most complete assessment yet of the wounded congresswoman’s current condition. Giffords was shot in the head by a gunman in Tucson in January. Now, six months later, she still struggles mightily to communicate, although her staff believes her comprehension skills are strong. And it remains unclear just how much damage her brain has suffered. Asked for a blunt description of Giffords’ condition, her...