Fit some time-series models to the most recent Covid data, using the COVID19 package. Try a variety of ARMA and GARCH models. You may need to use processing of the data to get an appropriate time series. For example, the number of new confirmed cases on each day.
You may find the following R packages helpful for this:
ggplot2
dplyr
forecast
rugarch
COVID19
broom
purrr
tidyr