it's more than helping customers, maureen: now to a "7 on your side" ateam investigation. as the candidates fight for votes in the final hours of the campaign, "7 on your side" government watchdog investigator chris papst tells us about something startling he found when we went to register to vote. >> chris joins us live outside the white house with his discovery. this is odd. chris. chris: yeah, we pick our next president. one person, one vote. but that didn't necessarily the case for everyone. i discovered id am -- i am legally registered to vote in three states. so i put it to the test. i went to three polling stations in three states to vote three times for the next person who is going to live in there. as america is becoming more mobi the largely paper based voter rolls can't keep up. >> like to vote, sir? >> yes. in the past four years i lived in three states, pennsylvania, virginia and now maryland. i registered to vote in all three and followed the election laws as i went. "7 on your side" wanted to see if the voter rolls kept up with me. >> early voting? >> early