Michelle Keegan has reacted to the rumours that have suggested her marriage to Mark Wright has been "strained" due to their various overseas work commitments.Opening up to You Magazine about their relationship, the actress explained: "Going away for work is never seen as a good thing, only as a negative, and I don't understand that.MORE: Michelle Keegan shares striking selfie in positive postWATCH: Michelle Keegan films magical garden at home with Mark Wright"Are you seriously supposed to turn