G20 demonstrators march in London

Tens of thousands of people have marched through London demanding action on poverty, climate change and jobs, ahead of G20 summit.

The Put People First alliance of 150 charities and unions walked from embankment to Hyde Park for a rally.

Speakers called on G20 leaders to persue a new kind of global justice.
Police estimate 35,000 marchers took part in the event.

Its organizers say people wanted the chance to air their views peacefully.