FILE – In this Feb. 24, 2012 file photo, Republican presidential candidate, former House Speaker Newt Gingrich, waves upon arrival for a campaign event at a hotel, in Federal Way, Wash. Caucuses in Washington state will be held on Saturday, March 3, 2012. At stake are 40 delegates to the Republican national nominating convention later this summer, a cache second only to Florida’s 50 in contests thus far. (AP Photo/Elaine Thompson, File)