Bashtag: NYPD Twitter campaign backfires

Bashtag: NYPD Twitter campaign backfires, The nation's largest police department learned the hard way that there are legions online devoted to short-circuiting even the best-intentioned public relations campaign — in this case, the NYPD's Twitter invitation to people to post feel-good photos of themselves posing with New York's Finest.
What #myNYPD...