Pic of Day: A Walkout ceremony was conducted Tuesday, June 14, for Grand Council of Emerald Societies President and past NYPD Emerald Society President, Peter F. Whalen. Detective Whalen served 36 years with the NYPD and was most recently assigned to the Emergency Services Unit Squad 06 and based out of the 68th Precinct in Brooklyn. The Walkout was emerald and blue in every respect as the photo shows: Detective Whalen in a green police truck under a mostly blue sky.