US Sen. Al Franken has raised more than $3.3 million last quarter compared to more than $1.1 million raised by his main opponent, businessman Mike McFadden, their campaigns reported ahead of the incoming campaign finance reporting deadline.

The campaign said Zellers had "far out-raised candidates not dependent on their personal wealth."

The issue of voting registration apparently did not arise during the debate over the legislation's passage more than a dozen years ago.

The Senate GOP caucus has filled out its staff leadership positions for the 2013 legislative session. Kevin Matzek will remain as chief of staff. He will be joined by Leslie Rosedahl as director of public affairs and Brad Biers as communications director.