A gate blocks the entrance of a farm operated by Daybreak Foods, on May 17, 2015 near Eagle Grove, Iowa. The facility was reportedly struck by the current outbreak of bird flu. Secretary of Agriculture Tom Vilsick says biosecurity measures are crucial to containing the spread of the disease, which has only infected birds, not humans. Scott Olson/Getty Images hide caption

Taser International is now selling police departments the technology to store videos from body cameras. Patrick T. Fallon/Bloomberg via Getty Images hide caption

There are legal questions about how far employers can go to encourage participation in wellness programs. Bjorn Rune Lie/Ikon Images/Getty Images hide caption

While governor of Texas, Rick Perry refused to accept federal funds to expand Medicaid. Rick Wilking/Reuters/Landov hide caption

This Feb. 4 courtroom sketch shows Ross Ulbricht as he was found guilty in New York. Ulbricht was sentenced to prison on Friday. Elizabeth Williams/AP hide caption

Dan Byers, an elite-cattle breeder, checks the heartbeat on a newborn calf, born from an embryo implanted in a surrogate heifer. Because the calf was delivered via C-section, he sprinkles sweet molasses powder on her to prompt the surrogate mother cow to lick her clean. Abby Wendle/Harvest Public Media hide caption

Waiter Melvin Angel shovels snow outside the restaurant he works at in Boston in April. The harsh winter in the Northeast took an even bigger toll on economic growth in the first three months of 2015 than previously estimated. Charles Krupa/AP hide caption

Shiitake logs last between four to six years and give farmers several spawns of mushroom each year. Keith Weller/USDA hide caption

In the face-to-face interview process, research shows that managers tend to hire applicants who are similar to them on paper. Bjorn Rune Lie/Getty Images/Ikon Images hide caption