Elements of the scheme include the clocking on and off GPS system STAR, covert bus monitors aged 14 and above called Bus Angels, and training aimed at helping bus drivers cope with anti-social behaviour.

BBC: Satellite tracking for school bus

The New York attorney has charged former Salomon star telecoms analyst Jack Grubman with being at the centre of a scheme that bribed executives with shares of hot new stocks in exchange for lucrative investment banking business.

BBC: Citigroup separates research arm

She also lied to agents about whether she knew that former track star Tim Montgomery, the father of her oldest child, was involved in an illegal check-cashing scheme.

NPR: Disgraced Marion Jones Sentenced to Six Months