Races to watch: John Roberts

(CNN) -- Through Election Night, CNN.com users can customize their online election tracking through the site's "Your Races" feature.

At CNN.com/YourRaces, users are able to follow the latest results in as many as 35 races, including presidential, congressional and gubernatorial contests, as well as key ballot measures.

CNN American Morning anchor John Roberts has done some of your Election Day homework for you and selected some key races he'll be watching through the night.

To follow his picks, go to the Your Races main page, select "Race," and choose "CNN Anchor: John Roberts' Races" from the pulldown menu. Then add them from the left column to Your Races on the right.

John Roberts' races to watch

President

Colorado

Florida

Georgia

Iowa

Indiana

Missouri

North Carolina

Nebraska

New Hampshire

Nevada

Ohio

Pennsylvania

Virginia

Senate

Alaska -- Incumbent Ted Stevens (R) vs. Mark Begich (D)

Iowa -- Incumbent Tom Harkin (D) vs. Christopher Reed (R)

Kentucky -- Incumbent Mitch McConnell (R) vs. Bruce Lunsford (D)

Louisiana -- Incumbent Mary Landrieu (D) vs. John Kennedy (R)

Maine -- Incumbent Susan Collins (R) vs. Tom Allen (D)

Minnesota -- Incumbent Norm Coleman (R) vs. Al Franken (D)

North Carolina -- Incumbent Elizabeth Dole (R) vs. Kay Hagan (D)

New Hampshire -- Incumbent John Sununu (R) vs. Jeanne Shaheen (D)

Virginia --Mark Warner (D) vs. Jim Gilmore (R)

House

Pennsylvania's 12th District -- Incumbent John Murtha (D) vs. Bill Russell (R)

Governor

Indiana -- Incumbent Mitch Daniels (R) vs. Jill Long Thompson (D)

Missouri -- Kenny Hulshof (R) vs. Jay Nixon (D)

Montana -- Incumbent Brian Schweitzer (D) vs. Roy Brown (R)

North Carolina -- Pat McCrory (R) vs. Beverly Perdue (D)

Ballot Measures

Arkansas Initiative 1 -- Ban gay couples from adopting children

Arizona Proposal 102 -- Ban on gay marriage

Arizona Proposal 202 -- Hiring illegal immigrants

California Proposition 8 -- Ban on gay marriage

California Proposition 4 -- Abortion limits

Colorado Amendment 46 -- End affirmative action

Florida Amendment 2 -- Ban on gay marriage

Massachusetts Question 1 -- Repeal state income tax