How can President Bush claim executive privilage for former White House employees in regards to matters that?

He can gag anyone until he gets out of office. It the questions continue after he is out of office, they can be called to testify and his goose could be cooked.

This whole investigation is nothing but Political Grand Standing. Federal Prosecutors are part of the Executive Branch and can be fired for any reason that any President see's fit

You will want to read how our Government is framed and then look at how Nancey Gerelic did the same for Clinton. The separation of powers is very clear and Congress even thought eh Democrats think they can have all power they can not and all of you libs keep something in mind if you get it it will come back to get you the same way you hope to get Bush." What comes around goes around"

Read the link. It better explains the history of the privilage and it's usage.

You do not understand the scope of the privlege. It covers them and he is required to assert the privlege or he will waive it. He is doing the only right thing and should not be criticized for it.

in certain cases executive privilege extends to terminated and former employees