Should Minnesota Vikings extend Kirk Cousins before the season starts?

Should Minnesota Vikings extend Kirk Cousins before the season starts; Which Vikings players have the most to prove this preseason in Lewis Cine, Andrew Booth and more; Has the Vikings defense done enough to improve this season and more on Vikings Vent Line! See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info .