Vikings leaning towards Sean Mannion as their backup quarterback

Despite the impressive efforts of Kyle Sloter this preseason, Sean Mannion appears to be the guy the Minnesota Vikings will choose to be their No. 2 quarterback this year.

Prior to this year’s training camp, it was believed by some that Kyle Sloter and Sean Mannion would be battling this summer to open the regular season as the second-string quarterback for the Minnesota Vikings.

However, it sounds more and more like the Vikings had already made their choice for the role well before the team even stepped on the practice field for their first training camp session in July.

Despite Sloter playing very well during his appearances in Minnesota’s two preseason games this year, it hasn’t seemed to…