Chloe Johnson, from Forest Hill in south east London, died in a waterpark at the Coral Sea Waterworld Hotel in the Red Sea resort of Sharm el-Sheikh on Friday.
Her family say they are angry and hurt that more was not done to save her.
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More than a tenth of the Piccadilly Line train fleet is out of action because of emergency repairs to damaged wheels.
Rows of students stood and turned their backs before filing out of the lecture theatre.
Effie the endangered Western lowland gorilla has given birth to a healthy baby boy at London Zoo.