By Danielle McCartan (@CoachMcCartan and Facebook.com/CoachMcCartan) BERGEN COUNTY, N.J.- The Yankees are set to open their 2018 campaign at Yankee Stadium MONDAY (4/2), but they are returning home after an opening-series loss against divisional opponent Toronto Blue Jays.  Most alarming is the giant uncertainty surrounding the ability of relief pitcher Dellin Betances, who was exposed,…