Undercover officers were standing in as prostitutes on Kensington Avenue yesterday afternoon and Wednesday, cracking down on prostitution. Some lucky schmuck bought the winning Powerball ticket last week at the Turkey Hill Minit Mart in Willow Street, PA, just south of Lancaster. This Phillyist can sadly report that it wasn't him. But whoever it was will be revealed at 10 this morning. A group of residents in Yorktown feel their community is being threatened because......