Adrienne Shelly was behind the critically acclaimed 2007 film 'Waitress' but was killed before she could witness the film's success. Now, the HBO documentary 'Adrienne' takes viewers along her husband Andy's personal journey to share his wife's story and gives a rare window into how a family confronts the unthinkable. Andy Ostroy, director of the film joins Cheddar News to talk about his creative process.