The Uttar Pradesh Police's Special Task Force (STF) has arrested six people from Meerut and Delhi for their alleged involvement in the recent police recruitment exam paper leak case, officials said on Wednesday. The accused are alleged to be members of a gang involved in the question paper leak of the Uttar Pradesh Recruitment and Promotion Board examination on February 17 and 18, the STF said in a statement. The state government had cancelled the exam following allegations of a mass scale paper leak. Some people were arrested earlier this month.