A real 'Fault in Our Stars' couple

Updated 11:12 AM ET, Thu September 22, 2016
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Katie and Dalton Prager met when they were 18; both had cystic fibrosis. Prager family
The two wanted to meet even though people with cystic fibrosis can easily share dangerous lung infections. Courtesy Prager family
The Pragers were married two years later. Courtesy Prager family
One month after meeting, Dalton had passed a dangerous infection on to Katie. Courtesy Prager family
A year after their wedding, the couple were too sick to work and had to quit their jobs. Courtesy Prager family
They both needed new lungs. Courtesy Prager family
Dalton had his transplant first. Despite his infection, the transplant in November was a success. Recently, he was hospitalized in St. Louis with pneumonia and a viral infection. He died September 17, 2016, at age 25. Courtesy Prager family
After months apart from Dalton, Katie found out she would receive a lifesaving lung transplant. She was able to briefly reunite with her husband afterward. She died at her home in Kentucky on September 22. She was 26. Courtesy Prager family