Trade for Trey Lance gives Cowboys some Dak Prescott leverage

When it became obvious that the 49ers would trade quarterback Trey Lance, the best options consisted of teams that potentially needed a better backup - or that needed a potential answer for the future.The Cowboys didn't need a better backup. Cooper Rush, who re-signed with a two-year, $5 million deal, has proven he can get it done when needed. But the Cowboys possibly need a potential answer for the future. Or, at a minimum, they need to create the impression that they have one.It's not because the Cowboys are ambivalent about starter Dak Prescott, as the Vikings seem to be about Kirk Cousins. This is about Dak's contract, which has put the Cowboys in a tough spot and which potentially forces the Cowboys to give him market value again, in 2024.Prescott's four-year, $160 million deal has a massive cap charge of $59.4 million looming for 2024. Many assumed at the outset of the offseason that, eventually, the Cowboys and Dak would work out an extension. But if Dak wants market-level pay without market-level performance, that makes things a little tricky for the Cowboys.Enter Lance, who gives the Cowboys a low-cost fall-back option in the event that Prescott potentially persists in...