 John Paul II beatified the late nun on 3 April 1987 in O'Higgins Park in Chile while her brother Luis was present at her beatification; he was the last direct relative of hers still alive then.The process for a miracle attributed to her - the definitive one for sainthood - was investigated from 4 December 1990 to 12 June 1991 again in Chile while it received validation not long after on 18 October 1991.Medical experts this healing on 2 June 1992 as did theologians on 19 June 1992 and the C.C.S.