US senator Bernie Sanders has backed UK unions fighting for improved pay and conditions, saying "working people all over the globe have got to stand together".Mr Sanders, 80, who represents the state of Vermont, addressed the Save London Transport rally, organised by unions including the National Union of Rail, Maritime and Transport Workers (RMT), in central London on Wednesday.

US senator Bernie Sanders has backed UK unions fighting for improved pay and conditions, saying "working people all over the globe have got to stand together".Mr Sanders, 80, who represents the state of Vermont, addressed the Save London Transport rally, organised by unions including the National Union of Rail, Maritime and Transport Workers (RMT), in central London on Wednesday.