Babis Anagnostopoulos, 34, the only witness in the case, had initially claimed that thieves broke into their house in the outskirts of Athens, strangled his wife, Caroline Crouch, and killed their dog, Roxy.
Following evidence from CCTV cameras at the house and a smartwatch worn by his 20-year-old wife, the man, a professional helicopter pilot, confessed to murder.
During the trial, the man...