David Miliband, who triggered the South Shields contest when he decided to quit as an MP, congratulated Labour's Emma Lewell-Buck, who won the seat with a reduced majority of 6,505.
More top news
Sir John Vickers proposed reforms to make the financial system safer. Now he has accused the Bank of England of "going easy" on the banks.
Widespread frost expected overnight as temperatures drop below freezing ahead of a chilly start to the week.
Obese people make a mountain out a molehill - because they see distances as further and hills as steeper than slim people, say scientists.