Veterinary medicine

The U.S. Food and Drug Administration recently introduced a voluntary plan to limit the use of antibiotics on farm animals, a move that restaurant chain Chipotle says is long overdue.

Some of modern medicine’s most important drugs are losing their potency. Antibiotics are failing as disease-causing bacteria become resistant. It’s happening all over, but India may play an especially big role in fueling the problem.

Late last year, the FDA said it would no longer seek to formally regulate the use of the most common antibiotics in farm animals. A month later, though, the FDA said it would regulate the use of cephalosporins, which represent less than 1 percent of the antibiotics used on farms.

The Chinese government is reacting to the new outbreak of bird flu with some refreshing transparency. But The World’s Mary Kay Magistad in Beijing tells anchor Marco Werman that some Chinese who have questioned official statistics have landed in jail.

Anchor Marco Werman talks with China correspondent Mary Kay Magistad about the latest in China on the reported cases of the H7N9 or bird flu virus in Shanghai.