https://www.statnews.com/feature/coronavirus/covid-19-tracker/?utm_campaign=hp_widget
The STAT tracker looks pretty slick to me. (STAT is a medical research and news publication out of Boston).
Their case graphic (for US or state by state) is demonstrative as it shows total cases and daily new cases - which is going to be the most important metric going forward.
https://www.statnews.com/feature/coronavirus/covid-19-tracker/?utm_campaign=hp_widget