ARLINGTON -- Troy Aikman wasn't answering questions about the national anthem, protests and racial injustice while quarterbacking Cowboys Super Bowl teams in the '90s. But in today's NFL, Dak Prescott doesn't have the luxury of avoiding the political topics. The issues resurfaced at training camp after Jerry Jones said he expects all Cowboys standing, "toe on the line." It's neither an easy debate nor one going away any time soon, Aikman said Thursday from the opening of his restaurant Troy's at Texas Live. "As far as how you resolve this anthem issue, people a lot smarter than me have not been able to figure that out," said Aikman, Fox's lead NFL color analyst. "I don't know, I'm not sure we've