US republicans have won a closely contested congressional election in Georgia seen by many as a referendum on Donald Trump’s presidency.

Karen Handel retained the Atlanta seat with 53% of the vote, against 47% for her democratic rival Jon Ossoff.

The vacancy arose when tom price left to become health secretary. He had won the seat with a 23 point lead.

In south Carolina, republican Ralph Norman beat democrat Archie Parnell in a solidly conservative area.

President Trump congratulated both candidates.