Francesca Deidda, 42, disappeared in May from the Italian town of San Sperate, in Cagliari, southern Sardinia

Investigators believe that she was killed by her husband, 43-year-old Igor Sollai, months earlier

After Deidda was last seen, messages were reportedly sent from her phone telling friends and family that she needed some time away due to a breakdown of her relationship

Her job also received her resignation in an email sent after she disappeared

Sollai then used his wife’s phone for months to pretend she was alive,’ prosecutors said

While a body has not been found in the case, Sollai was arrested for murder and concealment of a corpse on Friday and remains in prison

He maintains his innocence with his lawyer, Carlo Demurtas, stating, ‘There is no evidence that this was a homicide’

Francesca Deidda, [left], 42, disappeared from home in San Sperate in Cagliari, Italy in May. Her body has never been found, but investigators believe that she was killed by her husband, 43-year-old Igor Sollai [right]

Prosecutors in in Cagliari, southern Sardinia Italy accused truck driver Igor Sollai of killing his wife then operating her phone, for months, to create the impression she was alive.
Francesca Deidda, 42, disappeared in May from the Italian town of San Sperate, in Cagliari, southern Sardinia and investigators believe that she was killed by her husband, 43-year-old Sollai.
After Deidda was last seen, messages were reportedly sent from her phone telling friends and family stating that she needed some time away due to a breakdown of her relationship. Curiously, she refused to speak to anyone on the phone.
The missing woman was a call center employee. Her job also received her resignation in an email sent after she disappeared. 
Investigators believe the messages and emails were written by her husband Sollai after the murder.
He killed his wife and hid her body, before deploying the bogus communication to conceal his crime, pretending Deidda was still alive. 

After Francesca Deidda [photo] was last seen, messages were reportedly sent from her phone telling friends and family that she needed some time away due to a breakdown of her relationship – but she refused to speak to anyone on the phone. Her job also received her resignation in an email sent after she disappeared

Deidda was reported missing by her brother and a coworker on May 30, but her phone remained active. The phone has not been found, ‘traces left by the suspect online’ led to his arrest of Francesca Deidda, [photo]

While the phone has not been found, ‘traces left by the suspect online’ led to Sollai.Subsequently, he was arrested. 
A missing person report was not filed by the husband until Deidda was reported missing by her brother and a coworker on May 30. Interviewed by police, Sollai said he did not report his wife missing, because her brother had already done so.
Suicide and voluntary separation were quickly ruled out as police focused their investigation on the couple’s relationship.
Sollai reportedly gave several conflicting statements.At some point claiming his wife wanted some time apart to ‘reflect’.
Investigators say the evidence indicates that the couple had hit a rough patch in their relationship before Deidda disappeared. 

Investigators allege messages and emails sent from Deidda’s phone were written by Sollai [right], after he killed his wife, [left], and hid her body, using them to conceal his crime and pretend she was still alive

After Deidda was reported missing, Sollai reportedly gave several conflicting statements when interviewed. Cops quickly ruled out suicide and voluntary separation. Focusing investigations on the couple’s relationship

Sollai [photo], was charged with murder last week and remains in custody. He maintains his innocence. His lawyer, Carlo Demurtas, has said: ‘There is no evidence that this was a homicide’

While a body has not being found in the case, the Carabinieri and investigators from the Prosecutor’s Office in the capital are convinced of Sollai’s culpability, having a gathered series of circumstantial evidence that led to the arrest of the 42-year-old husband on charges of aggravated murder and concealment of a corpse.
Deidda is presumed dead and Sollai has been arrested on murder charges last week Friday and remains in prison. 
The suspect maintains he is innocent as his lawyer, Carlo Demurtas, told local media: “There is no evidence that this was a homicide.  
“And to date we have no evidence to say that our client used his wife’s phone or sent the email.”
Demurtas had campaigned for Sollai to be placed under house arrest or to be released pending trial. However, a judge ruled today that the suspect will remain in custody. 
Meanwhile the family home in San Sperate where the couple had lived since 2012, has been seized by police along with their cars.
The search for the body continues with a wide-ranging sweep in the area of San Sperate, about 12.5 miles from Cagliari, and beyond, planned in the coming hours by the Carabinieri attempt an to find the body.