U.S’ Massachusetts reported a rare case of monkeypox in a man who recently traveled to Canada. The case is the first in the U.S. this year. Last year, Texas and Maryland each reported a case. U.S. Centers for Disease Control and Prevention is preparing for the possibility of more cases. Recent cases of monkeypox have been reported in the United Kingdom, Portugal and Spain. It is not yet known whether the U.S. case has any links to the small outbreak in Europe. Watch the full video for more.