The World Health Organization does not have evidence that the monkeypox virus has mutated, a senior executive at the U.N. agency said on Monday, noting the infectious disease that has been endemic in west and central Africa has tended not to change.

Last week, a man in Massachusetts became the first person in the United States to be diagnosed with monkeypox since 2021. On May 22, U.S. health authorities announced they may have found the third documented case in a patient in South Florida.

The World Health Organization was due to hold an emergency meeting on May 20 to discuss the recent outbreak of monkeypox, a viral infection more common to west and central Africa, after more than 100 cases were confirmed or suspected in Europe.

The World Health Organization’s European chief said on May 20 he is concerned that the spread of monkeypox could accelerate in the region as people gather for parties and festivals over the summer months.

A lawyer for two Ohio counties said CVS Health Corp., Walgreens Boots Alliance Inc. and Walmart Inc. should fund an $878 million plan to address the opioid crisis there, as a first-of-its-kind trial got underway to determine the pharmacy chains’ contribution.

The Rockefeller Foundation announced the launch of the Global Vaccination Initiative, a $55 million investment over two years to support country-led efforts to fully vaccinate 90% of the most at-risk populations in Africa, Asia, Latin America, and the Caribbean.

Endo International plc announced that the Tennessee Court of Appeals reversed a trial court judge’s order denying a motion for recusal by Endo’s wholly owned subsidiaries Endo Health Solutions Inc. and Endo Pharmaceuticals Inc. in Clay County et al. v. Purdue Pharma, L.P., et al, pending in the Circuit Court for Cumberland County, Tennessee, and remanded the case for transfer to a different judge.

The United States on April 13 renewed the COVID-19 public health emergency, allowing millions of Americans to keep getting free tests, vaccines and treatments for at least three more months.

Pear Therapeutics, Inc. has announced a program to offer patients seeking treatment for substance use disorder (SUD) or opioid use disorder (OUD) access to a telehealth provider through its “find a provider tool”, along with in-person care options.

The World Health Organization indicated WHO is tracking four Omicron subvariants: BA.1, BA.1.1, BA.2 and BA.3. BA.2 has a growth advantage over BA.1, the variant responsible for the recent Omicron surge.