The coronavirus is spreading so fast that cases are outpacing the contact-tracing capacities of some local health departments. Some have asked people who test positive to do their own contact tracing.
As cities weather the first blasts of excessive summer heat, officials weigh the benefits of opening cooling centers and spray parks against the risks of letting people gather in public spaces.
Intersection art makes streets more inviting and can remind motorists to respect crosswalks and bike lanes. But the federal government says the designs can also be distracting.