Saturday: South Carolina holds its Democratic primary.

Tuesday: Florida Republican primary. Democrats are not competing because the national party has said it will not count Florida's primary vote to punish the state for violating party rules by moving its contest before Feb. 5.

Feb. 5: Super Tuesday, when 24 states, including Minnesota, hold contests.

NEWS SERVICES

Today See the candidate ads airing in Iowa at startribune.com/blogs/mcmemo and tell us what you think. Monday Each Monday, go to Politically Connected for a roundup of the latest polls in the battleground states. Wednesday Immigration is hot issue in Iowa. How will Sen. Mike H. Candidate and Gov. Janet Candidate survive the heat? Next Sunday Minnesotans politiccking in Iowa. Why their vote matters -- and why no one is paying attention.