This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.HAMMOND, Ind. — An investigation into the death of an infant in Hammond, IN is underway after her death was ruled a homicide. Officials say on Sept. 29 the mother of six-month-old Anayelli Avina called 9-1-1 around 7:30 p.m. and said something was wrong with her baby. The infant was taken by ambulance from the home in the Hessville neighborhood to St. Catherine’s Hospital in East Chicago. First responders notified police after taking the child to the hospital. She was transferred to Comer Children’s Hospital, where she died on Saturday. After an autopsy Sunday, the Cook County Medical Examiner’s Office ruled the infant’s death a homicide caused by blunt force trauma. Hammond Police are waiting to receive paperwork from Cook County to proceed with their investigation. “I believe detectives have a good handle on what they believe to have tgaken place and they can confirm all those initial thoughts once the paperwork is received from Illinois,” said Lieutenant Steve Kellogg, the Hammond Police PIO. The baby lived in a home with her mother and three siblings ages 1,5 and 6. They are now in custody with the Indiana Department of Child Services. The mother is cooperating with the investigation. Hammond police are working with the Lake County Sheriff’s Office on this case. No charges have been filed yet. This is a developing story. Check back for details.