Megan Waterman , 24 , of New Jersey , Jersey City , was last seen alive on last year . It is not clear to whom the remains belong . Discovery of the remains May 1 led authorities to other bodies . Police say they could be dealing with a serial killer .
Shannan Gilbert , 24 , of Jersey City , New Jersey , was last seen alive on May 1 . It is not clear to whom the remains belong . Discovery of the remains last year led authorities to other bodies . Police say they could be dealing with a serial killer .