Miami-Dade mayor says 90 deaths confirmed in Florida building collapse

Rescue teams from Pennsylvania, search the rubble of the Champlain Towers in Surfside, Florida (Pedro Portal/Miami Herald via AP)

Authorities have said they are making progress in the painstaking search for victims of the deadly building collapse in Florida last month.

Miami-Dade County mayor Daniella Levine Cava said that 90 deaths have now been confirmed in the collapse of the 12-story Champlain Towers South in Surfside, up from 86 a day before.