Gilgo Beach killings: Green Chevy Avalanche once owned by Rex Heuermann became key clue in the case newsday.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from newsday.com Daily Mail and Mail on Sunday newspapers.
David Schaller, the last person to see Gilgo Beach victim Amber Lynn Costello alive in 2010, says he gave cops a description of suspect Rex Heuermann and his Chevy Avalanche and they did nothing.