Noon Gov. Ritter will deliver remarks at the kickoff luncheon for STEMapalooza, an education expo to highlight the importance of the STEM education fields of science, technology, engineering and math.Location: ColoradoConvention Center, 700 14thStreet, Denver.
3 p.m.Gov. Ritter will deliver remarks at aSummiton Senior Citizen Financial Exploitation organized by Attorney General John Suthers. Location:DenverPoliceProtectiveAssociationEventCenter,2105 Decatur St.
5 p.m. Gov. Ritter will introduce U.S. Sen. Hillary Rodham Clinton at a Barack Obama rally.Location: General's Park,1561 N. Quentin St.,Aurora.
5:30 p.m.Lt. Gov. O'Brien will address a United Nations tour group from the Nile River Initiative, which is touring the Colorado River system to view the effects of climate change and Colorado's collaborative efforts around water issues.Location: Avenue Grill Conference Room;17th Avenue&Washington Street,Denver
7 p.m.Gov. Ritter will deliver remarks at the Colorado Black Chamber of Commerce's Annual Dinner and Entrepreneur of the Year Awards. Location:MarriottCityCenter;1701 California St.,Denver.