told People they’ve gone through “multiple miscarriages” over the years and never expected to naturally conceive again.“I thought I had a tumor because there was just no way that I could be pregnant, from just my medical history and the things that I did to ensure that I just had my two children,” Lauren told People of finding out she’s expecting, adding: “Even Nick, like a couple of weeks prior to that, was talking about possibly getting a surrogate, possibly having a third child.