The United States' reported coronavirus deaths approach 52,000, over a quarter of the world's known tally

(CNN)Less than three months since the first known coronavirus death in the US, the country's reported fatalities make up more than a quarter of the world's known Covid-19 death toll.

Nearly 52,000 Americans have died of the virus so far -- a number that increases daily as a result of new fatalities and states reviewing previous deaths that had not been tied to the disease.