U.S. New World Screwworm cases rise to 20 as Texas outbreak expands (opens original article in a new tab)

The U.S. reports 20 New World screwworm cases, mostly in Texas, prompting emergency quarantines and containment efforts. The parasite affects livestock and pets but poses low risk to humans.

• U.S. New World screwworm cases rise to 20, with 19 in Texas and one in New Mexico.
• Texas activates emergency operations center and enforces strict animal movement quarantines.
• First case confirmed in a dog, with public risk to livestock and pets but low direct threat to humans.