Chris and Sara Guerre are among a growing number of farmers who have made the choice to rent land to farm instead of buy because of increasing property values. Zac Visco for NPR hide caption

itoggle caption Zac Visco for NPR

Timothy Webb and other advocates protest the cost of HIV drugs manufactured by the pharmaceutical company Gilead outside an AIDS conference in Atlanta in March. Gilead is making a new hepatitis C drug, Sovaldi. John Amis/AP Images for AIDS Healthcare Foundation hide caption

itoggle caption John Amis/AP Images for AIDS Healthcare Foundation

Mountain lion 38F perches in a tree before getting a tracking collar from the Santa Cruz Puma Project. Peter Lollo/KQED hide caption

itoggle caption Peter Lollo/KQED

Supporters for gun rights gather outside the National Shooting Sports Foundation headquarters in Newtown, Conn., on March 28. Jessica Hill/AP hide caption

itoggle caption Jessica Hill/AP

High school students from Lancaster, Calif., held yard sales and bake sales to raise money to build a new house for Iraq War veteran Jerrell Hancock, center. Unlike Hancock's current mobile home, the new house will be wheelchair-accessible. Courtesy of Jamie Goodreau hide caption

itoggle caption Courtesy of Jamie Goodreau

A low, wet fog swirled across the field at Candlestick Park in San Francisco as the Giants opened a three-game series against the Cincinnati Reds on Aug. 31, 1962. AP hide caption

itoggle caption AP

Pinball convention-goers play on a bank of Stern machines at the Consumer Electronics Show in Las Vegas in January. The company is no longer the only pinball manufacturer. Julie Jacobson/AP Photo hide caption

itoggle caption Julie Jacobson/AP Photo

Retired farmer Joe Govert looks at a parcel of family land near Tribune, Kan. It has been enrolled in the Conservation Reserve Program. Charlie Riedel/AP hide caption

itoggle caption Charlie Riedel/AP

The Texas Camel Corps guides camel treks through the Big Bend region of Texas, where such animals once served American settlers in the late 1800s. Wade Goodwyn/NPR hide caption

itoggle caption Wade Goodwyn/NPR

A lettuce thinner created by an agricultural tech startup uses cameras and sensors to thin lettuce rows. Salinas, Calif., has hired a venture capital fund to help it attract other high-tech agricultural companies to the area. Courtesy of Foothill Packing Inc. hide caption

itoggle caption Courtesy of Foothill Packing Inc.

Ryan Begin treats his PTSD by smoking a joint in his home in Belfast, Maine. Scott Alexander Ruderman for NPR hide caption

itoggle caption Scott Alexander Ruderman for NPR

Alina, Valerie, Joe and Vicki Darger live in a polygamous relationship and have 25 children. Laurentiu Garofeanu/Barcroft Media /Landov hide caption

itoggle caption Laurentiu Garofeanu/Barcroft Media /Landov

Partiers celebrate marijuana legalization in Washington state at a pot party in Seattle earlier this month. Elaine Thompson/AP hide caption

itoggle caption Elaine Thompson/AP