TERI SFORZA: They’ve been dubbed “blood slaves.” Rows of sleek greyhounds peeking, wide-eyed, from wire pens. They escaped the punishing racing world to be kept captive in “closed-colony” animal blood banks for as long as a year. They’re bled every couple of weeks — sometimes more frequently — and their blood is sold for millions … Continue reading BLOOD SLAVES: New California legislation could free dogs that supply the blood sold to most animal hospitals