uniquely american experience. and their video, there is no sign of a springfield armory 9 millimeter. >> i lost stuff constantly. it was a bone of contention between christopher and i. >> reporter: while the prosecution scoffed at bianca's lost gun story, her loft friends did not. >> if you knew sweet bianca, she accidentally threw her gorgeous wedding ring away. we had to dig it out of the garbage. i was standing there. she can be an absent-minded dingbat. >> reporter: but remember the day police searched the loft? >> they took apart my toaster. >> reporter: she was focused like a laser that day, said bianca, watching intently, she said, as an officer looked in the empty 9 millimeter gun case. >> i was sitting beside her. >> reporter: no test fired shell casing, she said. >> i don't mean to sound cynical, but i know it wasn't there. >> reporter: only possible conclusion, said bianca, it was