Rise of new COVID-19 cases in Europe during tourism season triggers new restrictionsLondon — As the United States struggles to contain the coronavirus, there are growing concerns about a possible new spike in cases in Europe. As soon as travel restrictions eased in mid-June, Europeans flocked to sunny Spain. But a month on, the number of COVID-19 cases there has quadrupled. JAIME REINA/AFP/GettyIn Germany, public health authorities have set up free COVID-19 testing stations at airports, and warned warn Germans to avoid coronavirus hotspots in Spain. He told CBS News he would not recommend another blanket shutdown of travel in Europe.