The Latest: Greece reports 31 new virus cases, no deaths

ATHENS, Greece — Greek authorities have announced 31 new coronavirus cases in the last day, with eight from arrivals from abroad. There were no reported deaths.
Authorities announced visitors from Bulgaria and Romania will need to present a negative test for the virus, taken over the 72 hours preceding their arrival. This measure will go into effect Tuesday.
Greece’s health minister Vassilis Kikilias says eventual vaccination against the coronavirus will not be mandatory, but “