MSNBC Live with Thomas Roberts 05/27/16

Drug-resistant superbug found in US

Health officials from the CDC in Philadelphia are trying to figure out how a woman became infected with a drug-resistant superbug strain of E. coli that hadn’t been seen in the U.S. until now. NBC News’ medical contributor, Dr. Natalie Azar, explains this E. coli mutation and shares how rare it is. ... more Duration: {{video.duration.momentjs}}