Blood couriers move a mysterious and priceless commodity from donor to recipient

Blood couriers move a mysterious and priceless commodity from donor to recipient

Kenny Chesney packed a unit of his own blood in a red cooler in Roanoke on a cold morning in December. It was the kind of brittle cold that makes you cry, then freezes your eyelashes together with the tears. And it was the kind of red plastic cooler you’d find at Virginia Tech tailgates, except the top of this cooler was stamped BIOHAZARD. BLOOD USE ONLY was blazoned on the side. Chesney has pink cheeks that Santa would envy, a perfectly clipped…