Polio Is Worrying Parents. Doctors Say Vaccination Is the Answer.New York TimesPoliovirus has been detected in New York City wastewater, but children who are up-to-date on their vaccinations should be OK, pediatricians said. The Forgotten Virus: Zika Families and Researchers Struggle for SupportNew York TimesSome babies born with devastating birth defects from the mosquito-borne illness are now 7 years old, but Covid turned the world’s attention away.