Yellowstone launches program to establish new bison herds

This March 9, 2016 file photo a group of Yellowstone National Park bison await shipment to slaughter inside a holding pen along the park's northern border near Gardiner, Mont. Yellowstone National Park officials will launch a new bison quarantine program aimed at establishing new, disease-free herds for release on public and tribal lands. National Park Service officials green-lighted the program Tuesday, May 15, 2018, that will test captured bison for the disease brucellosis, which causes animals to abort their young. (AP Photo/Matthew Brown, File)

HELENA, Mont. — Yellowstone National Park is launching a new program to capture and quarantine wild bison with the goal of establishing new, disease-free herds across the nation, park officials said Tuesday.