Researchers chase a better fix for the seasonal flu

Aired: 11/17/2017 | 0:10:23 | Clip
The flu and complications from it can kill as many 56,000 Americans every year while costing $10 billion in doctor visits, hospitalizations and medication. But since the strains change so quickly, its vaccine is only around 20 to 60 percent effective. So researchers across the country and world are trying develop a universal and longer-lasting solution. NewsHour Weekend’s Megan Thompson reports.