https://www.snopes.com/fact-check/trump-fire-pandemic-team/
The US used to pay for this because the downsides of not doing it are higher than the cost. Also, initiatives like these increase the US’s political and economic power overseas.
Indeed, the money that government disease detectives first tapped to fight the latest outbreak was a congressional fund created for health emergencies.
Some public health experts say a bigger concern than White House budgets is the steady erosion of a CDC grant program for state and local public health emergency preparedness — the front lines in detecting and battling new disease. But that decline was set in motion by a congressional budget measure that predates Trump." https://www.snopes.com/fact-check/trump-cut-cdc-budget/ The blame game is beyond getting old...it's moldy.