What to know about the New World screwworm fly and its reappearance in the US
By JOHN HANNA and RUSS BYNUM Associated Press The New World screwworm fly is threatening the $113 billion U.S. cattle industry for the first time in more than half a century, as officials race to eradicate a deadly flesh-eating parasite not seen in Texas since 1966. The U.S. Department ...