Robbery call determined to be domestic violence assault

OMAHA, Neb. -- Saturday evening, Omaha Police responded to a robbery call at 4842 Sahler Street. 

Police say officers arrived to investigate and determined that the incident was a domestic violence assault. This disturbance involved victim, Cotonna Nauden age 41, and her boyfriend, Henderson Alexander age 74. 

Police say Alexander began to assault Nauden and then stabbed her. 

Officers took Alexander into custody and booked him at Douglas County Corrections for second-degree felony assault and use of a weapon to commit a felony.