A hearing has heard a police officer left his force radio on while he had sex with a female colleague while on duty. Darren Lane reportedly placed the radio on a bedside table at the home of his colleague before having “full sex” with her. A disciplinary hearing heard after leaving her home he sent a message, which read: “That’s the baddest thing I’ve ever done xxx.” It was heard that he also sent a picture of himself performing a sex act to her. Lane, a senior officer in the Sussex Police’s Missing Persons Team, is accused of twice going round to the woman’s house and having sex with her whil…