UK parties head for leadership battles amid Brexit fallout

By William Schomberg LONDON (Reuters) - The Labour Party headed for a leadership battle, mirroring a fight for control of the ruling Conservative Party, as the decision by voters to leave the European Union spread turmoil in Westminster. Angela Eagle, a senior Labour MP, will announce on Thursday that she will challenge leader Jeremy Corbyn who has been facing a growing revolt within the party, media reports said on Wednesday. Eagle, a former pensions minister, quit as Labour's top business offi