The shopworkers' union Usdaw received boos at the TUC conference when it announced that it was opposed to the motion looking into a General Strike.
But Usdaw said the action would hand the Government "the biggest stick to beat us with".
More top news
A picture of Cecil the lion - the animal killed by an American dentist in Zimbabwe - has been projected on to the Empire State Building.
A man, believed to be in his 50s, was pronounced dead at the scene after apparently suffering a heart attack.
A healthy retired nurse has ended her life at a Swiss suicide clinic because she did not want to become old.