Rick Santorum making visit to Wisconsin in advance of primary

MADISON (AP) -- Republican presidential hopeful Rick Santorum plans several stops in Wisconsin ahead of the state's presidential primary.

The former Pennsylvania senator is scheduled to host rallies around the state this weekend. He scheduled appearances in Milwaukee, Sheboygan and Bellevue on Saturday, which is the day the Louisiana primary takes place. He scheduled stops in Fond du Lac and Racine on Sunday.

A campaign spokesman for presidential rival Mitt Romney has said the former Massachusetts governor plans to be in Milwaukee on March 31.

There are 42 delegates up for grabs in Wisconsin. The primary election is April 3.