In this photo taken on April 1, 2020, Olena Zelenska, wife of Ukrainian's President Volodymyr Zelenskiy, attends an online school lesson in Kyiv, Ukraine. Olena was hospitalized with double-sided pneumonia after getting infected with the new coronavirus. (Ukrainian Presidential Press Office via AP)

In this photo taken on May 6, 2020, Olena Zelenska, wife of Ukrainian's President Volodymyr Zelenskiy, looks on during a TV address in Kyiv, Ukraine. Olena was hospitalized with double-sided pneumonia after getting infected with the new coronavirus. (Ukrainian Presidential Press Office via AP)