Police have launched a murder investigation after the death of a 16-month-old girl from E13, Newham.
She was admitted to hospital after falling ill on Friday, September 13. She died four days later.
A post-mortem at Great Ormond Street Hospital gave cause of death as a head injury. Further tests are to take place.
The girl's identity is known and next of kin have been informed, but she is not currently being named.
Officers arrested a man, 36, on September 14 on suspicion of grievous bodily harm. He has been released on bail until mid-October.
Enquiries are ongoing.
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