Federal investigators with the National Institute of Standards and Technology say the June 24, 2021, collapse of Champlain Towers South in Surfside, Fla., likely began at a slab-column connection in ...

After the deadly catastrophe at a high-rise beachfront condo building in Surfside, Fla., in June, suspicion quickly focused on a pool deck outside, in part because years of deterioration had left it ...

Concrete column specimens from Champlain Towers South are stored in a warehouse space where investigators can conduct material and structural testing. Compounding factors reduced the margins of safety ...