From YouTube:
Chiara Badano, called Chiara "Luce" (which means "Light"), (Sassello, October 29, 1971 - Sassello, October 7, 1990) was an Italian teenager who has been declared "Blessed" within the Catholic Church. She belonged to the Focolare Movement and died prematurely at eighteen after succumbing to osteosarcoma, an aggressive and painful form of bone cancer. She was beatified on September 25, 2010 in the Sanctuary of "Our Lady of Divine Love" in Rome.
