Jiachuan Wu
Jiachuan Wu is a national interactive journalist for NBC News Digital.
Jiachuan Wu is a national interactive journalist for NBC News Digital.
Latest from Jiachuan Wu
Surge in Ukrainians who fled after the invasion returning home, data shows
Map: More than 4 million refugees have left Ukraine for Poland.
Where is abortion legal? See how far you'd have to travel for care
The nearest abortion clinic to Salt Lake City is more than 300 miles away. For people in other cities where a ban will go into effect, the distance is much farther.
Coronavirus map: Confirmed Covid cases, per country
Here's how many Covid cases per country have been confirmed. This map is updated daily.
Graphic: Coronavirus deaths in the U.S., per day
More than 1 million people have died in the U.S. of Covid-19. Track which states are getting hit the hardest and which direction the country's death rate is going. Updated daily.
Map: Track coronavirus deaths around the world
Get the latest data on the human cost of this virus. Updated daily.
Map: Track the Covid hot spots across the U.S.
NBC News is following Covid-19 case numbers in states and territories in the United States. The data will be updated daily.
Coronavirus deaths: U.S. map shows number of fatalities compared to confirmed cases
Track the latest numbers on deaths in U.S. states and territories. Updated daily.
Coronavirus in the U.S.: Map of how many cases have been confirmed across the country, by state
U.S. health officials are monitoring for cases in the United States.
Yellowstone National Park flooding: See before and after photos
Yellowstone flooding photos reveal how unprecedented weather has impacted the nation's oldest park. See before and after images capturing the damage the flooding has caused.
6 charts that show the rise of guns in the U.S. — and people dying from them
Data shows that guns exert a growing force on how we live and increasingly, how we die.
