Before revision: In November 2015 the Metropolitan Police force apologized unreservedly to seven women "tricked into relationships" over a period of 25 years by officers in the Special Demonstration Squad (SDS) and the National Public Order Intelligence Unit URL
After revision: In November 2015 the Metropolitan Police force apologized unreservedly to seven women "tricked into relationships" over a period of 25 years by officers in the Special Demonstration Squad (SDS) and the National Public Order Intelligence Unit (NPOIU).