you? looking at the whole picture, absolutely. and that picture came into sharper focus when fastbender s team found another clue, teresa s key inside avery s bedroom. the toyota key with the little fob connector to it. this is huge. yes, it s huge. especially when the crime lab later found avery s dna on it. it would become a highly controversial clue in this case. the evidence was stacking up against steven avery, and fastbender says that rav 4 would later tell investigators one last thing. we tested the hood latch and found dna matching steven on the hood latch. fastbender believed avery had explaining to do. nine days after teresa s disappearance he and his partner brought avery in for an interview. dateline filed a freedom of information for the video.