Sixteen men including a police officer have been charged with historical sex offences against children aged between 13 and 16.
West Yorkshire PC Amjad Ditta, also known as Amjad Hussain, 35, has been charged with sexual touching.
He and 15 other men are charged with offences against three girls in the Halifax area, dating from 2006 to 2009.
The allegations include several counts of rape, sexual assault, supplying drugs, trafficking and making threats to kill.
Mr Ditta, who was attached to West Yorkshire Police's Protective Services Operations, was a serving officer at the time of the offence he has been accused of.
The 16 men, aged between 30 and 46-years-old, will appear at Bradford Magistrates' Court on 6 January 2020.
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