Someone at the BBC has had their Weetabix. After A Very British Scandal and The Tourist, here is another new drama that’s hard to take your eyes off. Four Lives is executive producer Jeff Pope’s three-part dramatisation of the case of the so-called Grindr killer, Stephen Port (Stephen Merchant), who murdered four men in their early twenties over 16 months between 2014 and 2015. He is currently...