News US ‘on track’ to have enough vaccine for all by end of July; expanded testing planned for schools: Latest COVID-19 updates February 17, 2021February 17, 2021 John Bacon, Elinor Aspegren and Grace Hauck, USA TODAY Comments Off on US ‘on track’ to have enough vaccine for all by end of July; expanded testing planned for schools: Latest COVID-19 updates Winter weather is causing issues and delaying shots as the U.S. continues to ramp up vaccinations across the nation. Latest COVID-19 news.