More than 100 Haitians were rescued this week after their crowded sailboat capsized. At least 30 more were reported dead. U.S. Coast Guard via Getty Images hide caption

itoggle caption U.S. Coast Guard via Getty Images

Barbara King rings the "victory bell" and holds up a certificate celebrating her completion of 25 external radiation treatments. Courtesy of Charles Hogg hide caption

itoggle caption Courtesy of Charles Hogg

The Cathedral Spires in the Black Hills of South Dakota are just one of innumerable formations across the planet that speak to the Earth's ancient history. K. Scott Jackson/Ohio Water Science Center/USGS hide caption

itoggle caption K. Scott Jackson/Ohio Water Science Center/USGS

The first family watches John F. Kennedy's funeral procession in Washington, D.C., three days after the president was assassinated in Dallas. AP hide caption

itoggle caption AP