SURFSIDE, Fla. — The investigation into the deadly collapse of a Surfside, Florida, condominium has determined that the pool deck’s design was to blame for the tragedy. The collapse of Champlain ...

Champlain Towers South’s pool deck construction differed from design requirements, federal investigators determined, adding to mounting indicators that this area was the root of the deadly collapse.

Champlain Towers South was poorly designed, even for the 1970s when the plans were originally drawn and codes were less rigorous, according to an analysis of building plans, applicable building codes ...