What causes hantavirus in the US?

"Deadly Outbreak Spreads: Mysterious Virus Sweeps Across the U.S. A growing health crisis is gripping the nation as the Centers for Disease Control and Prevention (CDC) confirms hundreds of cases of a mysterious virus in the United States. The sudden surge in reported cases has left scientists scrambling to identify the cause and contain the spread of the disease. As the number of infected individuals continues to rise, health officials are urging the public to remain vigilant and take precautions to prevent further transmission. With its origins and symptoms still unknown, the nation is bracing for a potentially severe outbreak, and experts are racing against time to find a solution."

Hundreds of cases have been confirmed in the U.S. since the CDC started tracking the virus.