Minnesota Vikings formally introduce Kevin O'Connell as their next head coach; O'Connell addresses Kirk Cousins future; First impressions from his press conference; New GM Kwesi-Adofo Mensah's thoughts on O'Connell and Cousins; O'Connell discussed Anthony Barr and Harrison Smith's future but nothing on Danielle Hunter?; The biggest differences from Mike Zimmer and O'Connell; The hirings of Ed Donatell and Mike Pettine on the defensive side of the ball.