[4] Hargrove developed an algorithm that organizes homicide reports into groups based on the victims' gender, geographic location, and means of death.

The algorithm's identification of 15 unsolved strangulations in Gary, Indiana, was validated with the October 18, 2014, arrest of Darren Deon Vann by the Hammond Police Department.

[5][6] MAP personnel warned police and local journalists about larger clusters of suspicious female homicides committed in Cleveland and Chicago.

The Cleveland Police Department assembled a small task force to review the area's unsolved homicides following release of the group's analysis.

[7][8] Chicago Police Department officials told reporters it had found no evidence of serial murders in a wave of unsolved female strangulations committed since 2001.