Vikings fans aren’t feeling overly optimistic these days. Losing to the Bengals in OT will do that to a fanbase, especially given the 53 penalties we committed (give or take). Our attention now turns to the Arizona Cardinals, a team that played excellently in the opening week. They easily took down the Tennessee Titans, a dark horse candidate to be the AFC’s Super Bowl representative. Last week, Tennessee didn’t look like they were anywhere close to Super Bowl contention. Gotta give credit to Arizona for playing so well. Do our friends in purple stand a chance? Let’s get to the three keys to find out.