Dan Charles

The Trump administration is proposing a major shake-up in one of the country's most important "safety net" programs, the Supplemental Nutrition Assistance Program, formerly known as food stamps. Under the proposal, most SNAP recipients would lose much of their ability to choose the food they buy with their SNAP benefits.

The proposal is included in the Trump administration budget request for fiscal year 2019. It would require approval from Congress.

It has become a rite of summer. Every year, a "dead zone" appears in the Gulf of Mexico. It's an area where water doesn't have enough oxygen for fish to survive. And every year, the National Oceanic and Atmospheric Administration commissions scientists to venture out into the Gulf to measure it.

A few weeks ago, I went back to the federal prison in Seagoville, Texas, for another conversation with Edgar Diaz.

A kind of salmon that's been genetically modified so that it grows faster may be on the way to a supermarket near you. The Food and Drug Administration approved the fish on Thursday — a decision that environmental and food-safety groups are vowing to fight.

Nobody really likes to be graded. Especially when you don't get an A.

Some organic farmers are protesting a new grading system for produce and flowers that's coming into force at Whole Foods. They say it devalues the organic label and could become an "existential threat."