Post-derecho insurance lessons

Even as the winds died down in the wake of the Aug. 10, 2020, derecho that devastated the Corridor with wind speeds up to 140 mph, another storm began building with some local businesses’ recovery efforts.

The costliest thunderstorm event in U.S. history, the derecho left more than $11 billion in wind and water damage in its wake, with at least $7.5 billion…