From scarcity to abundance: US faces calls to share vaccines

In this April 6 file photo, Allegheny Health Network hosts a vaccine clinic at DICK'S Sporting Goods' Corporate Office in Coraopolis, a suburb of Pittsburgh. (Emily Matthews/Pittsburgh Post-Gazette via AP, File)

TEGUCIGALPA, Honduras — Victor Guevara knows people his age have been vaccinated against COVID-19 in many countries. His own relatives in Houston have been inoculated.