"A expert in forensic investigations testified Wednesday that
there is almost no chance blood lifted from a pillar in Hans
Reiser's home and blood on a sleeping bag stuff sack found in his
car is not that of his estranged wife Nina Reiser.
"In fact, the chance is less than 1 in 45 trillion, said Shannon
Cavness, a criminalist with the Oakland Police Department who both
sides agreed is an expert in forensic biology and DNA