Johnson tells Sky News that any challenger to Brown is unlikely to get the nominations required.  Is Johnson trying to help Gordon Brown in his "coronation" in an effort to cull support from Brown's cohorts

Mr Johnson said: "I believe that I can be a force for unity. The important thing is how we enter into this difficult period of transition." 

Can we really bear to have another Deputy PM who, although purporting to be on the side of the working class and the roots of the party, speaks in complete opposition to the left?