BUFFALO, N.Y. (WIVB) -- A Tonawanda man has admitted to killing his wife at their home in May, the Erie County District Attorney's Office said Friday. Nicholas Malvaso, 37, pleaded guilty to one count of second-degree murder. Malvaso struck and killed 51-year-old Tiffany Malvaso by hitting her with a hammer, officials said, around 2:45 a.m. [...] ...read more read less