US Senator Ron Johnson (R-WI) was recently on C-SPAN where he said that he would not self-finance his 2016 campaign for reelection: When Sen. Ron Johnson seeks re-election in 2016, don't look for the Wisconsin Republican to open his own checkbook this time around. Johnson said on C-SPAN that he's not going to self-finance another campaign. "I made my $9 million investment in this country," Johnson said Wednesday.