A technician stores trays of cell tissue in an incubator at the virus laboratories of Chas. Pfizer & Co., Inc., in 1963. Widespread use of the measles vaccine in the U.S. began in the late 1960s and led to the near-eradication of the illness in the country. AP Photo hide caption
On the streets of Kingston, Jamaica, women buy bleaching products sold in plastic bags without labels. Davia Nelson for NPR hide caption
Sarla Chand, 65, from New Jersey, is in good condition after being rescued from the collapsed Hotel Montana in Port-au-Prince on Thursday. David Gilkey/NPR hide caption
Roberto Silva, 31, holds his 3-year-old son, Adil Noe Silva, at the CURE Orthopedic Pediatric Hospital in San Pedro Sula, Honduras. Adil has spina bifida, and the doctors straightened his legs so that hopefully he will be able to walk with braces on his legs. The nonprofit hospital treats children with bone deformities such as clubfeet, dislocated hips and fused fingers. Jason Beaubien/NPR hide caption
A woman whose son has HIV cries during an AIDS awareness event Tuesday, World AIDS Day, held at Beijing's south railway station. A new report by UNAIDS says 42 percent of AIDS sufferers in China have experienced discrimination because of their condition. Andy Wong/AP hide caption
An Iraqi schoolgirl wears a protective mask as she is walked to school in the central Iraqi city of Kut, Oct. 19, 2009. Panic over swine flu prompted officials in Iraq to close about 2,000 schools in a bid to combat the virus. Ali al-Alak/AFP/Getty Images hide caption