In this visualization, you can view a line chart how daily number of new confirmed cases changes over time after April 1 for the top 5 US states with the most number of confirmed cases and a country picked from the dropdown menu. The y-axis shows the change in the number of new confirmed cases with respect to the date that the horizatontal line corresponds to. You can hover over any point on the chart to move the horizontal line and click on the items in the legend to highlight the selected region's line. Overall, this chart shows us how the top 5 states are doing in terms of taking the infection rates under control over time compared to each other and other countries.