Pippa Bacca story: what can we learn from it?

Giuseppina Pasqualino di Marineo (9 December 1974 – 31 March 2008), known as Pippa Bacca, was an Italian artist who, together with a fellow artist, was hitchhiking from Milan to the Middle East to promote world peace. Arriving in Gebze, Turkey on 31 March 2008, she went missing. Her raped body was discovered in the same city on 11 April. She was raped and murdered by multiple people. More: en.wikipedia.org.