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Cell Phone Tumors
FILE - This Wednesday, Feb. 19, 2014 file photo shows a display of cell phones during a Federal Trade Commission (FTC) mobile tracking demo in Washington. On Friday, May 27, 2016, National Institutes of Health expert reviewers said they are finding flaws in the agency's new study that connects heavy cellphone radiation to a slight increase in brain tumors in male rats. (AP Photo/Carolyn Kaster)
Venezuela Health Care Crisis
FILE - In this Feb. 26, 2016 file photo, Oliver Sanchez, diagnosed with non-Hodgkin's lymphoma, holds a sign with a message that reads in Spanish; "I want to be cured, peace, health" during a protest against the growing shortage of medicines and medical supplies, in Caracas, Venezuela. The eight-year-old boy who had become a symbol of Venezuela's medical crisis, died Tuesday, May 24, 2016. (AP Photo/Ariana Cubillos, File)
HIV Organ Transplant
Dr. Peter Stock poses for photos on the University of California, San Francisco Medical Center campus in San Francisco, Friday, May 27, 2016. California lawmakers approved emergency legislation Friday to allow a man with HIV to receive part of his HIV-positive husband's liver before the surgery becomes too dangerous, possibly within weeks. The UCSF Medical Center is one of four U.S. hospitals authorized to transplant HIV-infected organs. Transplant surgeon Dr. Stock says he hopes to perform the operation quickly, but he will need time to do tests and preparation on the patients. (AP Photo/Jeff Chiu)
Heimlich-Namesake Maneuver
FILE - In this Feb. 5, 2014 file photo, Dr. Henry Heimlich describes the maneuver he developed to help clear obstructions from the windpipes of choking victims, while being interviewed at his home in Cincinnati. Heimlich recently used the emergency technique for the first time himself to save a woman choking on food at his senior living center. Heimlich said Thursday, May 26, 2016 that he has demonstrated the well-known maneuver many times through the years but had never before used it on a person who was choking. (AP Photo/Al Behrman)
Brazil Zika Call To Postpone
FILE - In this Tuesday, Jan. 26, 2016 file photo, health workers get ready to spray insecticide to combat the Aedes aegypti mosquitoes that transmits the Zika virus, under the bleachers of the Sambadrome in Rio de Janeiro, which will be used for the Archery competition in the 2016 summer games. More than 145 public health experts signed an open letter to the World Health Organization on Friday, May 27, 2016 asking the U.N. health agency to consider whether the Rio de Janeiro Olympics should be postponed or moved because of the ongoing Zika outbreak. The letter calls for the games to be delayed or relocated “in the name of public health.” (AP Photo/Leo Correa, File)
Heimlich-Namesake Maneuver
FILE - In this Feb. 5, 2014 file photo, Dr. Henry Heimlich describes the maneuver he developed to help clear obstructions from the windpipes of choking victims, while being interviewed at his home in Cincinnati. Heimlich recently used the emergency technique for the first time himself to save a woman choking on food at his senior living center. Heimlich said Thursday, May 26, 2016 that he has demonstrated the well-known maneuver many times through the years but had never before used it on a person who was choking. (AP Photo/Al Behrman)
Missing Graduation
In this photo taken, Thursday evening, May 26, 2016, Stephen Dwyer, right, who could not wear a cap and gown nor sit with his classmates, leads graduates during the Dobson High School graduation in Mesa Ariz. Dwyer, who withdrew from classes his junior year to receive a lifesaving bone-marrow transplant to treat high-risk leukemia, returned for classes his senior year and he worked to catch. He is only 2.5 credits short of meeting the requirements to graduate from Dobson. He expects to graduate in December. The school and the Mesa Public Schools district officials said Dwyer may not wear his cap and gown, but can lead the Class of 2016 out at the beginning of the ceremony.(David Wallace/The Arizona Republic via AP) MARICOPA COUNTY OUT; MAGS OUT; NO SALES; MANDATORY CREDIT