David Henrie took to Instagram on Sunday to introduce his third child with wife Maria Cahill after multiple miscarriages.The 33-year-old actor posted a family photo taken on a hospital bed that included himself, Maria, 31, their daughter Pia, three, 19-month-old son James and newborn daughter.'IT'S A GIRL!!!! Gemma Clare Henrie was born 7lbs 15oz at 3:21am. Maria is currently enjoying the most deserved nap ever haha.