 
<translate> Nke a bụ ozi dị mkpa: The Gerontology Research Group (GRG), otu nzukọ nke na-enyocha ndị supercentenarians ma na-akwado nkwupụta ogologo ndụ, kwadoro nkwupụta nke ihe karịrị 700 American supercentenarians na dị ka nke 15 July 2018, depụtara isii ndị American supercentenarians dị ndụ, nke kachasị ochie bụ Lessie Brown, amụrụ na Septemba 22, 1904, dị afọ 113 afọ, ụbọchị 296. <eng> This is the relevant information: The Gerontology Research Group (GRG), an organization that tracks supercentenarians and validates longevity claims, has validated claims of over 700 American supercentenarians and as of 15 July 2018, lists six verified living American supercentenarians, the oldest of whom is Lessie Brown, born September 22, 1904, aged 113 years, 296 days. 