This flesh-eating parasite spread by sand flies has foothold in U.S., appears to be endemic in Texas, CDC scientists report

Once thought to be a danger largely reserved for travelers, a flesh-eating parasite known as Leishmania mexicana is now likely spreading locally through some sand flies native to the southern U.S., a new Centers for Disease Control and Prevention analysis has concluded. Skin sores caused by Leishmania mexicana typically erupt weeks to months after people are bitten by an infected fly. The parasite can continue to inflict damage for years,... + full article