New law introduced after Sian O'Callaghan murdered by taxi driver
Sian's Law will create a central database which will make it easier to check up on taxi drivers
Sian's Law will create a central database which will make it easier to check up on taxi drivers
Sian O'Callaghan, from Swindon, disappeared after getting into Christopher Halliwell's car on 19 March, 2011.
Christopher Halliwell faces a whole life order at his sentencing for murder of Becky Godden. He's serving life for that of Sian O'Callaghan