In this photograph taken on August 15, 2016, Sister Lysa a senior nun from the Catholic Order of the Missionaries of Charity gestures during an interview at The Mother House in Kolkata. As the Vatican prepares to declare Mother Teresa a saint on September 4, in the Indian city where she rose to fame, claims of medical negligence and financial mismanagement at her care homes threaten to cloud her legacy. / AFP PHOTO / Dibyangshu SARKARDIBYANGSHU SARKAR/AFP/Getty Images