Director-general of the WHO, Dr. Tedros Adhanom Ghebreyesus, discusses WHO’s response to the coronavirus pandemic and the dangers of politicizing a virus that knows no boundaries.

Tedros Adhanom Ghebreyesus, the director general of the W.H.O., who was born in Tigray, made the announcement at the end of a news conference in Geneva, where he and others had discussed Covid-19 ...