On International Men's Day this week, the Prime Minister read out a moving letter to his teenage son. "I do know it's not easy growing up in this day and age," Keir Starmer said. "I know there are pressures on young men that are difficult to talk about and questions that, frankly, are difficult to answer. Questions about mental health, masculinity and social media." Then he spoke about Stephen Graham 's Netflix series about a 13-year-old boy arrested for murder. "I remember when we watched