June 30, 2015 11:33 pm Police Investigate Whether Knife was Used in Elderly Woman's Murder Philadelphia Police are trying to determine whether a knife found in a church playground was used to slash an elderly woman’s throat. US & World Videos 2:21 How officials are preparing for next year's fire season in New Jersey 2:09 Retailers brace for returns post-holiday sales 2:20 Overlapping traditions, service on ‘Chrismukkah' 0:44 ‘Make our own traditions': South Philly family celebrating 1st ‘Chrismukkah' with baby 1:01 ‘A tradition that's here to stay': Delaware high school students serve up Christmas meals