The latest news on Kohl, Herb
An early state-by-state look at 2012 races shows the magnitude of Democrats' challenges.
What schools can claim the greatest number of congressional alums from among today's lawmakers?
Kohl was first elected to the Senate in 1988.
Lawmakers eye the federal deficit and election-year politics.
Wisconsin's senators are praising Obama's nomination of Kagan.
If Kagan follows the playbook for nominees, she won't be speaking her mind.
Sotomayor's nomination will head to the full Senate for a vote.
Test your knowledge of current U.S. senators.
Four out of the five richest members are Democrats.