Gunman kills four, wounds at least five in Naples shooting

[kahgarak]

[QUOTE]A man shot dead four people, believed to include his wife and other members of his family, and wounded at least five more after opening fire from the balcony of his home in the southern Italian city of Naples on Friday, police said.
As well as his wife, the 48 year-old nurse with no previous criminal record was believed to have killed his brother, sister-in-law and a local policeman with a pump-action shotgun in the Capodimonte neighborhood, police officials said.[/QUOTE]

I wonder what drove him to it.

[URL="http://www.reuters.com/article/2015/05/15/us-italy-shooting-idUSKBN0O01WX20150515"]Source[/URL]