Dive Brief:

• The owner of a mall in a converted industrial building in south Minneapolis blames a construction mistake for the toppling of roof trusses put in place as part of an expansion from two stories to four.
• Basim Sabri of Sabri Properties, which owns the Karmel Somali Mall, said framers had been working late, were tired, and did not secure one end of the trusses.
• The wind came and the trusses fell like dominoes, Sabri said, but claimed there had been no structural damage.

Dive Insight:

Minneapolis public safety officials are being cautious. The mall's two occupied stories were evacuated, along with some nearby properties. Gas and electric service to the building was shut off.