Sergeant Tom Brookes asked Scott Ryall, 21, to pull over after he spotted him doing dangerous wheelies in Bargoed town centre in South Wales on April 8.
It is alleged ex PC Ian Hopkinson, 63, and former Sergeant William Baker, 78, to have committed the crimes between 1992 and 1995 while at West Yorkshire Police.
Junior Sergeant Roman Ivanishin was stripped of his rank and found guilty of desertion and two attempts to surrender, a source familiar with the case said.
Sergeant Jack Taylor was slashed across the wrist as he bravely battled with the armed attacker in the middle of the street, in Tower Hamlets, east London .
Sergeant Lino Di Maria successfully mounted a legal challenge, supported by the Metropolitan Police Federation, after having his vetting removed over sexual assault allegations, which he denies.
Sergeant Lino Di Maria successfully mounted a legal challenge, supported by the Metropolitan Police Federation, after having his vetting removed over sexual assault allegations, which he denies.