Candidates Sway Las Vegas Election Odds at SBG Global. Las Vegas election odds clearly show that now is not a popular political betting time for the Republican Party. The United States’ involvement in Iraq is an important topic among the candidates. Both Las Vegas election odds candidates offer two different positions on this issue. Las Vegas election odds followers are watching the two political betting candidates closely to see what each has to offer. Senator Barack Obama is under heavy fire from the McCain team. However, McCain is the actual underdog in this year’s Las Vegas election odds.