Which countries are most affected by Tropical Storm Harvey?
The number of Americans killed by Hurricane Harvey is at least 7,400, according to an estimate by the Federal Emergency Management Agency (FEMA).
The numbers have been rising rapidly since the beginning of the week, with at least 3,000 deaths so far.
The numbers are even higher after a second storm hit Texas on Sunday, killing at least 576 people.
Some experts think that number could go much higher.
What you need to know about Tropical Storm Sandy: