Octavia Rogers, 29, allegedly murdered and partially dismembered Jaikare Rahaman, eight, Jeremiah Adams, five, and two-month-old Avery Robinson. Rogers, who was identified by her mother, killed the children before stuffing them inside a closet and a suitcase, Phoenix Police Sergeant Trent Crump said. Police say the 29-year-old mother to the three boys stabbed herself in the neck and abdomen, claiming she was pregnant. She is in a critical condition in hospital but is expected to survive. The children's grandmother, Tanella McCoy, said Rogers was a 'good mother' and did not appear to be having any problems with her children. 'I don’t know what to feel right now. I don’t know where to go, I don’t know where to turn,' Ms McCoy told The Arizona Republic. 'My daughter knew beyond a shadow of a doubt that I would take her kids ... because there were times she would talk to me about leaving for the summer.' McCoy said Avery was a 'very good baby...