The death of Jill Dando remains one of the biggest mysteries in British criminal history, 25 years on from her murder. Ms Dando was shot dead on her doorstep by a single bullet to her head at 11:30am on April 26, 1999. The keys of her BMW convertible were still in her hand. The Crimewatch host was found outside her home in Fulham 15 minutes later by a passer-by and was rushed to Charing Cross Hospital, where she was pronounced dead at 1:03pm. Her unsolved murder became one of the largest criminal investigations in British history, with hundreds of suspects....