Twenty people had to be led to safety after a fire broke out at a penthouse flat in Kensington. Unconfirmed reports from residents say the flat was being rented by singer Duffy.
More top news
She met with the families of children who must stay near the hospital.
Six people, including three children, died in the fire at Lakanal House in Camberwell in 2009.
PCs Gavin Bateman and Tony Stephenson spent 30 minutes drinking tea.