So? They are hired politically, they can be fired for political reasons. They serve at the pleasure of the President. Period. This is a non story being ginned up by the left and of course the lame-stream-media is happy to carry the water.
The real irony here is that typically the complaints about political firings come because a USA is in the middle of an investigation of a high-powered official.
In many of the cases, they simply refused to prosecute their Democrat friends. The most egregious case is New Mexico.