Zack Polanski must be more nimble in fending off attacks than the former Labour leader or he risks suffering the same fate Zack Polanski must be more nimble in fending off attacks than the former Labour leader or he risks suffering the same fate F or more than a decade, Britain’s acrimonious politics has included a fundamental but often misunderstood battle. Sometimes it is fought out in the open and sometimes more in the shadows. Its protagonists extend far beyond Westminster, into the media,