Team owners were told at their annual fall meetings that a new stadium in Los Angeles could cost more than $1 billion. That's more than double the cost estimates of a few years ago, and $200 million more than last spring's estimate. "There's a point where it doesn't work. And there's a point where you can't speculate," Jerry Jones said. "You're just sticking your neck out too far. ...I think we've got challenges right now with our costs."