The Reason Why Dolph Ziggler Isn't Being Pushed

WWE officials feel Dolph Ziggler is too injury prone and has a history of taking time off especially with concussions, this is also why Christian isn't being used a lot.

WWE feel they can't trust in Ziggler as one of their top guys if he is injury prone and
this latest approach applies to a number of talent which are being referred to as "snakebite" in that regard.