Mary Ann Sieghart profiles Germany's Chancellor, Angela Merkel. She has gone from being Helmut Kohl's 'little girl' to one of the world's most influential stateswomen. Forbes Magazine recently declared Ms Merkel to be the most powerful woman in the world for the fourth time. All the opinion polls indicate that she will remain as Chancellor after the latest elections. So how did this physicist from a small town in East Germany become a world leader?