Maria Khan is a 25-year-old barrister from Lahore. John Poole/NPR hide caption

Venezuelan President Hugo Chavez (shown here in October 2009) and his moves toward a socialist state are facing increasing challenges as the country struggles with an economic downturn and an unprecedented energy crisis. Juan Karita/AP hide caption

The Santa Fe bridge (shown in February 2010) links the Mexican city of Ciudad Juarez (bottom) with the U.S. city of El Paso in Texas. American law enforcement officials say they are worried that violence from newly Sinaloa-controlled areas of Ciudad Juarez will spill over into the U.S. Alexandre Meneghini/AP hide caption

Shazia Bibi (right) is shown with her family in this undated photo. The 12-year-old died under mysterious circumstances in January 2010, after eight months working in the household of a prominent lawyer in Lahore, Pakistan. Naeem Chaudhry, her employer, is being investigated in connection with her death. Courtesy Masih Family hide caption

Dr. Rebecca Guinn, an OB-GYN who began practicing last August, has gotten at least 10 new patients through the three Doc Shops she attended. Amy Gutierrez/KHN hide caption

Mick Jagger says he can only write words from today's experience, but still captures the original tone on these old tunes with new lyrics. Dominique Tarl hide caption