Slumbering Jeremy Corbyn was late for his morning round of broadcast interviews because he could not be woken by his team. The excuse doing the rounds among exasperated producers is that the Labour leader “could not be raised“. Corbyn was then late for his sit down with newspaper Political Editors at 9:45am – he was spotted going for breakfast instead five minutes earlier. The Labour leader’s advisers have also been trying to cancel a scheduled pre-record with Newsnight. “He is a mess,” complains one broadcast veteran. Fortunately the “media commentariat” will be on the train home by the time 66 year old Jez goes for his afternoon nap…