Here are the most important things to know about Tuesday before you hit the door.

1. Coronavirus updates

After a 1,000 point drop to the Dow Jones Industrial Average on Monday, investors will be looking for updates on the coronavirus on Tuesday. Stocks were dented on news about the spike in cases outside of China, in places like South Korea and Italy. The World Health organization said new cases in Iran and Italy are "deeply concerning" and Goldman Sachs slashed its first quarter GDP forecast from the impact of the virus.