Sophie Walker reacts to the news that Sadiq Khan has been selected as the Labour party's candidate for the London mayor, saying "today is the day to join the Women's Equality Party".
Inaugural "WE do!" event sells out at London's Conway Hall, with more events planned around the country.
Members get active on twitter and Facebook.
Sophie Walker introduces the Women's Equality Party, and discusses why WE are needed, why men will join and how equality is better for everybody.
Watch the full interview here: http://news.sky.com/video/1524584/the-new-pankhurst
Journalist and campaigner Sophie Walker chosen to lead the party.