Family devastated as Argentinian woman agrees to marry the man who killed her twin sister

An Argentine woman has sparked outrage by agreeing to marry her twin sister's killer.
Edith Casas, 22, is due to wed Victor Cingolani today close to the jail where he is serving 13 years for the murder of model Johana Casas.
Johana was shot dead days before her 20th birthday in August 2010 in the southern Argentine city of Pico Truncado, 1,200 miles south of the capital Buenos Aires.

Killed: Victor Cingolani, right, was convicted of killing Johana Casas, left, in 2010

Edith Casas, pictured, is guilty of a 'terrible betrayal', according to her mother
Cingolani, an ex-boyfriend, was convicted of murder in June.
Edith's family said she is guilty of a 'terrible betrayal'.