Maggie Oliver said that the Greater Manchester mayor was happy to talk about historical cases but 'fell short' when it came to addressing ongoing abuse.
When he last ran for Labour leader, he raised eyebrows - and laughs - when, in a Mumsnet Q&A, he told readers asking about his favourite biscuit that he liked 'beer and chips and gravy'.
In an vote of no confidence in Labour, speculators have been increasing their sell positions as concerns grow of a lurch to the Left after a protracted leadership challenge.
The survey, by Find Out Now, puts the Manchester mayor - pictured right out jogging yesterday - neck-and-neck with the Prime Minister when members are asked to name their preferred leader.
The former Health Secretary put the bitterly divisive issue at the heart of his campaign to replace Sir Keir Starmer as he formally announced his leadership ambitions on Saturday.