Tony Romo’s run as the top NFL voice at CBS Sports might be nearing its final whistle. Puck News reporter John Ourand says CBS is eyeing two names to potentially take over Romo’s booth for good. One of them is Greg Olsen, the former Pro Bowl tight end who’s currently calling games for Fox. That deal expires this year, and it lets him walk if another network offers him a top analyst job. The Romo Problem CBS Can’t IgnoreNone of this is simple for CBS, though, because Romo’s contract situation is a mess.