Overheard - Johnson to Blanc: "I keep claiming we have more Michelin stars than Paris but I'm told the statistic is nonsense".
"A fact too good to be checked," according to one City Hall insider.
More top news
Police have stepped up patrols after a woman in her 40s was "dragged to the ground" in a park in east London.
Families living near Heathrow say they are supporting a group of activists facing jail for chaining themselves to the airport's runway.
Police were called to break up a "large fight" which involved a baseball bat, a man dislocating his shoulder and three arrests.