The current case of a prominent Chinese activist seeking U.S. protection has echoes of a similar episode in 1989. Then, physicist Fang Lizhi took refuge at the U.S. Embassy in Beijing. He spent a year there before the U.S. and China reached a deal allowing him to move to the U.S. He died this month in Arizona, at age 76. John B. Carnett/Popular Science via Getty Images hide caption

itoggle caption John B. Carnett/Popular Science via Getty Images

The FlyRights mobile app, created by The Sikh Coalition, will be available for download on Androids and iPhones starting Monday, April 30. Courtesy of The Sikh Coalition hide caption

itoggle caption Courtesy of The Sikh Coalition

Wounded Warrior Battalions have been set up to help troops returning from combat recover from their injuries. But recent Pentagon reviews have found a pattern of overmedication in such battalions. Here, Marines assigned to Wounded Warrior Battalion East at Walter Reed National Military Medical Center in Bethesda, Md., graduate from a training course in January. Capt. Jill L. Wolf hide caption

itoggle caption Capt. Jill L. Wolf

Cybersecurity experts say Iran has the resources necessary to be a major player in cyberwarfare. iStockphoto.com hide caption

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Author Seth Jones is an expert on international terrorism who has advised the U.S. Special Operations Command. Carol Earnest hide caption

itoggle caption Carol Earnest

The Marines' most senior officers — including top commander Gen. James Amos (shown here in 2011 in Afghanistan's Helmand province) — are weighing in on recent incidents involving misconduct by troops serving in Afghanistan. Bay Ismoyo/AFP/Getty Images hide caption

itoggle caption Bay Ismoyo/AFP/Getty Images