uimodalpresentationstyle - Cannot Get Unwind Segue Working with Modal View Controller Presented Over Current Context

This is regarding the latest version Xcode 6 and iOS 8.4. I have a set of three view controllers, which VC2 & VC3 are presented modally:VC1 -> VC2 -> VC3Each of the segues are presented with a presentation style of .OverCurrentContext. I am using this presentation style because both VC2 & VC3 have a UIVisualEffectView with a blurred background to let the view underneath subtly show through. My issue is that the unwind segue that I have created does not unwind neither VC2 or VC3 to VC1 with the presentation style of .OverCurrentContext. ...Read more