About 40 percent of the diarrhea in young children is caused by four bugs, study finds

Four intestinal bugs are responsible for nearly half of all cases of childhood diarrhea, which kills about 800,000 children around the world each year.That’s the main finding of a three-year project designed to give researchers and public health officials a clearer picture of a condition responsible for about 10 percent of deaths of children under age 5.

Federal contractors employ more low-wage workers than Wal-Mart and Mc Donald’s combined, new study indicates

Federal taxpayers employ more low-wage workers than Wal-Mart and McDonald’s combined, a new study calculates.The report from a public policy organization Demos, set to be released Wednesday, estimates that taxpayer dollars fund nearly 2 million private-sector jobs that pay $24,000 a year — about $12 an hour — or less. Those workers owe their incomes to government contracts, Medicare and Medicaid spending, and federal infrastructure funds, among other public sources. In contrast, Demos estimates that about 1.4 million workers earn that amount or less at Wal-Mart and McDonald’s, which are two of the largest employers of low-wage workers.

Workers claim race bias as farms rely on immigrants

VIDALIA, Ga. — For years, labor unions and immigrant rights activists have accused large-scale farmers, like those harvesting sweet Vidalia onions here this month, of exploiting Mexican guest workers. Working for hours on end under a punishing sun, the pickers are said to be crowded into squalid camps, driven without a break and even cheated of wages.

Proposal for changes in food aid sets off infighting in Congress

WASHINGTON — A proposal by the Obama administration to overhaul the international food aid program has set off a jurisdictional fight among members of several House and Senate committees, threatening to derail the most significant change to the program since it was created nearly 60 years ago.