Twelve cases have been confirmed in the United States, including a 35-year-old man in Washington state, a couple in their 60s in Chicago and six people in California.
ສິບຫ້າຄະດີໄດ້ຖືກຢັ້ງຢືນຢູ່ໃນສະຫະລັດອາເມລິກາ, ໃນນັ້ນມີຜູ້ຊາຍອາຍຸ 35 ປີຢູ່ລັດວໍຊິງຕັນ, ຄູ່ຜົວເມຍອາຍຸ 60 ປີໃນ Chicago ແລະ 7 ຄົນໃນລັດ California.