KPIX CBS 5 Eyewitness News At 6PM April 26, 2012
and it is very likely that there are many more cows out there that are not being tested. >> he works at the institute for neurodegenerative diseases. the nobel prize-winning director of the laboratory discovered the mysterious proteins that cause mad cow disease. he says that we only test 40,000 cattle per year and that is not enough. >> the only way of being sure that you can get every spontaneous case is by testing every animal. >> he says the jury's still out on milk despite official assurances. >> i think it is extremely unlikely that there will be transmission. but, as we though...