What's the World's Deadliest Virus?Ebola is getting a lot of coverage, but there's another disease that has claimed many more lives.Get more newsLiveonPrintSept. 26, 2014, 5:38 PM UTC / Source: NBC NewsBy Maggie FoxMaggie FoxMaggie Fox is a senior writer for NBC News and TODAY, covering health policy, science, medical treatments and disease.