By Anna Graham The blood-stained Lisa Frank-bedecked smartphone with an image of avacado toast was the decisive evidence in the police investigation against the millennials.Photo Courtesy Puget Sound Beheadings Task Force It’s official: millennials are spiraling out of control. We already knew they were reckless, entitled, and self-centered. This became apparent when they killed off the big department stores and heartlessly slaughtered homeownership, light yogurt, beer, Hooters and diamonds. We thought, however, that the list of things millennials have killed in cold blood was reaching its limit. What is...