What We’re Following

An instant bridge collapses: Last Saturday, a pedestrian bridge at Florida International University in Miami was being hailed as a placemaking achievement, giving students a safe way to cross a busy highway. On Thursday, it collapsed and left at least four people dead and nine injured. The tragedy raises questions about whether the streamlined “instant bridge” construction techniques were to blame—but it’s still too early to draw any conclusions. John Surico and CityLab’s Lau…