Wisconsin Gov. Scott Walker (R) is heading to Iowa, the latest signal he's preparing for a presidential bid.

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Walker will attend a major conservative gathering organized by Rep. Steve King (R-Iowa) and Citizens United on Jan. 24.

The event will feature a number of Walker's potential primary rivals, including New Jersey Gov. Chris Christie (R), former Arkansas Gov. Mike Huckabee (R), Sen. Ted CruzRafael (Ted) Edward CruzInviting Kim Jong Un to Washington Trump endorses Cornyn for reelection as O'Rourke mulls challenge O’Rourke not ruling out being vice presidential candidate MORE (R-Texas), outgoing Texas Gov. Rick Perry (R), former Sen. Rick Santorum (R-Pa.) and former Hewlett-Packard CEO Carly Fiorina (R).

This is Walker's latest move toward a potential White House bid. He's also secured top GOP operative Rick Wiley to run his campaign, according to reports, and engaged in some tongue-in-cheek ribbing of Christie, making fun of his support of the Dallas Cowboys on Twitter earlier this week.