Hours in line or a $110 test: How the COVID test shortage is ‘frustrating’ Puerto Rico visitors – USA TODAY Posted on December 23, 2021 by Travel editor Hours in line or a $110 test: How the COVID test shortage is ‘frustrating’ Puerto Rico visitors USA TODAY Post navigation DC joins other major US tourist cities turning to indoor vaccine or testing mandates – CNNCOVID-19 Situation in EU Continues to Deteriorate In Spite of Tightened Travel Restrictions – SchengenVisaInfo.com – SchengenVisaInfo.com