He announced this on his Twitter page.

“Yesterday I passed my fourth test on COVID-19 at the first sign of throat irritation, and, unfortunately, this time it turned out to be positive. That's life! Somewhere you win, somewhere you lose. I’m going to isolation in a medical institution, ”he wrote.

Did my fourth Covid-19 test yesterday at the first sign of a throat irritation and unfortunately this time it came back positive. That is life! Win some lose some. Heading for isolation in a health facility and praying for the best. # StayHomeSaveLives # COVID19 # PTFCOVID19

- Geoffrey Onyeama (@GeoffreyOnyeama) July 19, 2020

Earlier, Bolivian Foreign Minister Karen Longarik passed a positive test for coronavirus infection COVID-19.