The Interstate Highway System soon turns 70: How it transformed America and the urgent need to modernize
Praised as one of the greatest public works project in American history, the Interstate Highway System is about to turn 70.
More than 50 years ago, a mash-up of projects became Route 80. Now there's a sinkhole
Three sinkholes have appeared on the section of Route 80 that opened in 1960. Questions surround the contractor, but is there more to it?