Vigilantes who hunt down feral cats run up against animal-cruelty laws and social norms; one Texas veterinarian sparked outrage after she bragged on Facebook about killing what she thought was a feral tomcat with a bow and arrow.
Watford City, North Dakota: Drillers perfect "the curve," a 1,000-foot portion of the oil well where the line gradually shifts from vertical to horizontal, on the Raven Drilling company rig.