know what they had done to her friends. i mean it was this incredible mission of mercy. she ran over a mile, falling down in the snow when she'd see a car come by. blood in the snow. you could track where she had been. >> the prosecution's case took another two and a half weeks, documenting not only h.g.'s account of the soccer field massacre, but also the stories of andy schreiber and ann walenta. >> this is a package that contains the cartridge casing at that was collected from the area of 43rd street and -- >> firearms experts explained how telltale markings on the recovered bullets and shell casings connected all three cases. >> when you compared the bullet from aaron sander to the bullet that was taken from ms. walenta's vehicle, what did you find? >> the conclusion was drawn that they were fired from the same firearm. >> the prosecutors brought to court stolen property, including tvs, computers, the diamond engagement ring.