Victims’ Families: Shannan Gilbert Was Murdered » Beach Human Remains

Kim Overstreet, sister of Amber Lynn Costello pays her respects at a memorial for Amber on Ocean Parkway near where her remains were found. (AP)

Kim Overstreet, sister of Amber Lynn Costello pays her respects at a memorial for Amber on Ocean Parkway near where her remains were found. (AP)

CORRECTS DATE OF GILBERT’S LAST SIGHTING-Kim Overstreet, sister of Amber Lynn Costello pays her respects at a memorial for Amber on Ocean Parkway near where her remains were found in Babylon, N.Y., Tuesday, Dec. 13, 2011, after police found what they believe to be the remains of Shannan Gilbert, who was last seen May 5, 2010. With the discovery of bones shortly after 9 a.m., police on New York’s Long Island announced Tuesday that they believe they have discovered Gilbert¬ís remains in a dense wetland thicket. (AP Photo/Mary Altaffer)