📰00Read later0Read MoreAmerica May Be in for 2 Flu Seasons This Winter—and a Mutated Swine Flu Is WhyGizmodo·Matthew Phelan·about 5 hours ago#56QYYOx4#gizmodocom#technology#gizmodo#h1n1#influenza+4 more🧰Tag tools✨Add tagMedical researchers in Washington state are tracking an unusual spike in H1N1 flu cases, aided and abetted by a new mutation that protects the virus against some preexisting antibodies.15s