Coronavirus is causing a biking surge--can it last when cities open up again?

Biking is suddenly the safest and most convenient way to get around a lot of cities—and cities are responding by making it easier to bike. But when people can start driving to work again, will everything go backwards? As the coronavirus crisis has shut down some public transit service and taken so many cars off roads that the air has visibly cleared in cities such as Los Angeles, bikes have emerged as the right tool for a pandemic—a way to quickly get around cities and get exercise while sta...