According to World Health Organization figures released today, confirmed cases of the H1N1 swine flu in the United States has climbed to more than 2,500 as of today (May 11), and the U.S. now surpasses Mexico as the country most affected by the outbreak.

The number of deaths in the United States that are linked Swine Flu rose to three over the weekend, with health officials in Washington state reporting late on Saturday that an unidentified man in his 30s had succumbed to the infection.