Matthew Rothschild speculates:
The Republican legislators were retaliating against the center because of a blockbuster story by Bill Lueders, its “Money and Politics” project director. Among the fantastic stories Lueders has produced was the one he broke about State Supreme Court Justice David Prosser (a former Republican Speaker of the Assembly), who tried to choke fellow justice Ann Walsh Bradley.
Via Wis. GOP Tosses Out Investigative Reporting @ The Progressive.