Man 'stabbed girlfriend'
A cannabis user from Boston, Lincs, stabbed his girlfriend to death in a paranoid attack, a court has heard.
Marc Middlebrook attacked Stephanie Barton with a machete, kitchen knife and craft knife, before trying to kill himself, Lincoln Crown Court was told.
Middlebrook, 27, has admitted manslaughter, but denies murdering the 32-year-old at his house in Boston.