More than 300 residents of a North Miami Beach condominium were evacuated late Friday, months after an inspection report determined the building was structurally unsafe. The move came hours after Miami-Dade County Mayor Daniella Levine Cava said she signed an order for the portion of the Champlain Towers South that did not collapse to be demolished. No timeframe was given. Levine Cava assured families of the missing during a press conference that the demolition will