Tracking measles cases in the United States CNNU.S. Measles Cases Surpass 2023 Levels, C.D.C. Says The New York TimesAs vaccine use falls, threat of measles rises again KELOLAND.comMeasles outbreak could hit Wisconsin, ThedaCare pediatricians say Oshkosh NorthwesternUS has already had more measles cases in 2024 than all of 2023 Livescience.com