Presidential hopeful U.S. Sen. Barack Obama, D-Ill., will host a "Stand for Change Rally" at the Kohl Center Tuesday evening. The event will be free and open to the public. Doors at the Kohl Center will open at 6:15 p.m. Tickets are not required, but students can RSVP to the event at www.barckobama.com.

Chelsea Clinton, daughter of presidential hopeful Sen. Hillary Clinton, D-N.Y., will speak at Memorial Union Monday. Clinton will speak in the Main Lounge of the Union at 3:15 p.m. The event is open to the public.