Police are beefing up their presence in the Northeast Philadelphia neighborhood of Michael Schiavo's sister-in-law after the woman received a death threat. Northeast detectives say a man yelled "Murderer" from his car around 7am Monday as the sister-in-law of Michael Schiavo was leaving her house. Northeast Detectives sergeant Andy Smith spoke with the woman whose name and address are being withheld. He then read a statement the woman gave police quoting what the man allegedly said: " 'If anything happens to Terri, I'm going to shoot you and your whole family.' " How is she handling the threat? "She was...