MANCHESTER, UNITED KINGDOM - SEPTEMBER 21:  Transport Secretary Ruth Kelly is applauded by Prime minister Gordon Brown after addressing  delegates at the Labour party conference on September 24, 2008 in Manchester, England. Kelly, who has four children under the age of eleven, today announced that she is to resign from the Cabinet during the next reshuffle to spend more time with her family. Getty Images logo Getty Images 44 months ago

MANCHESTER, UNITED KINGDOM - SEPTEMBER 21: Transport Secretary Ruth Kelly is applauded by Prime minister Gordon Brown after addressing delegates at the Labour party conference on September 24, 2008 in Manchester, England. Kelly, who has four children under the age of eleven, today announced that she is to resign from the Cabinet during the next reshuffle to spend more time with her family.