Two young girls, part of the wave of unaccompanied children who've illegally entered the U.S., watch a soccer match at the Customs and Border Protection Nogales Placement Center in Arizona. Ross D. Franklin/AP hide caption

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An Indian woman takes tuberculosis pills at a clinic in Mumbai. More than 700 Indians die from TB each day. That's one death every two minutes. Pal Pillai/AFP/Getty Images hide caption

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A pregnant Somali woman gets a tetanus shot at a clinic in Mogadishu in 2013. The vaccination initiative was launched by the GAVI Alliance, UNICEF and the World Health Organization. Carl de Souza/AFP/Getty Images hide caption

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Oxana and Pavel Rucsineanu fell in love while living at a tuberculosis ward in Balti, Moldova. Jason Beaubien/NPR hide caption

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Signs of tuberculosis have been found in ancient Egyptian mummies, such as this one in London's British Museum. Klafubra/Wikimedia.org hide caption

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Children with tuberculosis sleep outside at Springfield House Open Air School in London in 1932. Like sanatoriums, these schools offered TB sufferers a place to receive the top treatment of the day: fresh air and sunshine. Fox Photos/Getty Images hide caption

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A Doctors Without Borders support counselor waits for MDR-TB patients at a clinic in Nukus, Uzbekistan. Courtesy of Misha Friedman hide caption

itoggle caption Courtesy of Misha Friedman

Dale Hippensteel, manages the Sheboygan County health department. Jeffrey Phelps/For NPR hide caption

itoggle caption Jeffrey Phelps/For NPR

Nurse Marina Bogdanova, with Sputnik, gives medications to Sergei Gaptenko, who is close to finishing treatment for drug-resistant tuberculosis. Konstantin Salomatin for NPR hide caption

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Igor Davydenko sits in his cell at a Siberian prison where inmates are treated for drug-resistant tuberculosis. Konstantin Salomatin/for NPR hide caption

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Rukshona Saidova, 12, lives with both HIV and tuberculosis. She can't walk right now because the diseases have atrophied muscles in her legs. Jason Beaubien/NPR hide caption

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Nurse Tina Martin checks on Orion Qurbonaliev, 4, who has tuberculosis. Orion's grandmother, Kholbibi Abdulloeva, also has TB. Jason Beaubien/NPR hide caption

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Oxana and Pavel Rucsineanu walk to the tuberculosis hospital in Balti, Moldova. Oxana and their new baby live in an apartment, but Pavel still has to stay at the TB ward, fighting for his life. Jason Beaubien/NPR hide caption

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Michelle Williams (center) and two daughters visit the grave of her mother, Judy Williams, at Fairview Cemetery in Hyde Park, Mass., on May 11. Judy died in 2011. Ellen Webber for NPR hide caption

itoggle caption Ellen Webber for NPR

Abdullah Mchumvu has been training African giant pouched rats for more than a decade in Morogoro, Tanzania. Jonathan Kalan for NPR hide caption

itoggle caption Jonathan Kalan for NPR