What to expect in elections in South Carolina, Georgia and Oklahoma

Voters in three US states – South Carolina, Georgia and Oklahoma – are headed back to the polls for elections, including run-offs in South Carolina and Oklahoma after a host of candidates didn’t meet the threshold to win their primaries outright.A special election will also be held in Georgia to fill a United States congressional seat that is empty after the death of a lawmaker.With the Republican Party’s slim majorities in both the US Senate and House of Representatives, each of these elections on Tuesday will be closely watched to see who will be on the ballot in the November midterm elections.Here’s what to know:South Carolina When do polls open? 7am (11:00 GMT) When do polls close? 7pm (23:00 GMT) South Carolina Republicans will return to the polls for the second time since June to replace the late Senator Lindsey Graham on November’s ballot.During his 23 years in the US Senate, Graham developed a reputation as one of the most hawkish voices in Congress, advocating for military intervention in Iran, Iraq and elsewhere. An ally of President Donald Trump, he had sailed to victory in South Carolina’s Republican primary race on June 9. His unexpected death two days later created a ...