An elderly man shot dead his wife after a domestic row at Porto Sant'Elpidio near Fermo in Marche Monday.
Carabinieri out of Fermo are investigating. The woman is thought to have died instantly.
The man, 78-year-old Giuseppe Valentini, has been arrested on suspicion of killing 75-year-old Silvana Marchionni with a hunting rifle for which he had a licence.
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