(AP) -- The government's tally of confirmed swine flu cases in the United States jumped Sunday to 226 in 30 states, but officials said that's largely from catching up on a backlog of lab tests rather than a sudden spurt in new infections.
(AP) -- The government's tally of confirmed swine flu cases in the United States jumped Sunday to 226 in 30 states, but officials said that's largely from catching up on a backlog of lab tests rather than a sudden spurt in new infections.