As I recall, 'Freedom of the Press' devolves to whomever happens to own a particular press. IOWs, if you are working for a newspaper and don't like its editorial slant your recourse isn't a free 1/2 page ad to run your opposing views to the owners, instead, it is to quit and start your own newspaper. (and compete in the marketplace)
The granting of a pardon is an imputation of guilt, and the acceptance a confession of it.