For the first time in a year, the U.S.-Mexico border partly reopened to cattle imports following a screwworm infestation across the region. The battle against the flesh-eating fly has only just begun deep in Mexico.
New World screwworm flies in a cage at a facility in Metapa, Mexico, that that produces sterile flies, which when released into the wild slowly reduce the population size.
After U.S. prosecutors accused Gov. Rubén Rocha Moya of protecting the Sinaloa cartel, he said he would step down to focus on his defense. On Friday, he declared he was back and faced much criticism.