Masked threatens to "smash up" Amir Khan in an online video — after the boxer fought off thieves gang.<br />The threat to Amir was broadcasted on yesterday, four days after when Amir defied the gang who tried to carjacking his £100,000 motor.<br />The Sun told how Amir and his brother Haroon traded blows with six men in Birmingham before escaping the Range Rover's windows with a cosh.
