Candidates sweeping through state before Tuesday caucus

St. Paul, Minn. — Four presidential candidates have now planned stops in Minnesota over the next few days, ahead of Tuesday's political caucuses.

The latest to announce her plans is Democrat Hillary Clinton, who will be here Sunday. A Cllinton campaign spokesman reported Clinton will speak at Augsburg College's Melby Gymnasium at 4 p.m. Doors will open to the public at 3 p.m. Supporters are encouraged to rsvp for the event at hillaryclintonmn.com

Republican candidate Mitt Romney announced earlier in the day that he will drop in on the Twin Cities on Saturday, although the time and place are still up in the air.

Mitt Romney

The former Massachusetts governor hopes to upset Arizona Sen. John McCain on Tuesday, when Minnesota and more than other 20 states hold caucuses or primaries.

Democrat Barack Obama's rally at the Target Center in Minneapolis on Saturday is sold out, and Republican Ron Paul plans to greet supporters at the University of Minnesota on Monday.