University of Tennessee

The proposal comes weeks before the midterm elections, when food prices and the cost of living are expected to be major issues on voters' minds.

The idea that there's a connection between federal student loans and what colleges charge dates back almost four decades. But it's unclear that link can lead to lower costs.

What goes behind the growing the perfect grass pitch for the FIFA World Cup? NPR's Scott Simon speaks to John Sorochan of the University of Tennessee, the man in charge of delivering these fields.