News Cases rising again in the US; vaccines safe and effective for babies, study shows: COVID-19 updates March 27, 2021March 27, 2021 Ryan W. Miller and Grace Hauck, USA TODAY Comments Off on Cases rising again in the US; vaccines safe and effective for babies, study shows: COVID-19 updates Disregard for public health measures from spring breakers and tourists will likely result in a COVID-19 case spike, experts say. Latest COVID news.