When Andrea Brown signed up to be a “buddy” for kids with special needs through a program with her church, she didn’t realize how much of an impact that first call to service would have on her life. More than 10 years later, Brown still receives calls from her buddy, Kristy. Now, Brown is adopting Jack, an Armenian boy with down syndrome and Brown’s soon-to-be first child. Brown said the call to work with kids and adults with special needs neve…