Now, in just a few weeks on the job, President Trump—via Elon Musk and his team of federal raiders—has found a way to outdo all of them. (Them being, in order: Reagan, Clinton, George W. Bush and Truman.)

Scores of termination letters went out to federal health agency workers over the long weekend as the Trump administration continues to slash the civil service workforce. Why it matters: The full extent of the cuts won't be known until after the Tuesday night deadline for a mass firing largely carried out by email that's likely to dramatically reshape the government's health workforce.

The federal government is the nation's largest employer, yet the size of its workforce hasn't kept up with U.S. population growth, experts say.