NEWBERRY, Calif. -

Authorities are trying to identify human remains discovered in the Mojave Desert after a dog came home with a human foot.
      The Riverside Press-Enterprise ( says a woman called San Bernardino County sheriff's deputies Sunday evening to report that her dog had turned up on the front porch of her Newberry Springs home with a foot and attached leg bone.
      Investigators found more remains near the home but haven't been able to determine whether they belong to a man or a woman.
      There's no word on how the remains got there