Lena Dunham lashes out at allegations she abused her sister

Lena Dunham has reacted angrily to claims that she sexually assaulted her younger sister.

In an article published by right-wing blog Truth Revolt on Thursday entitled "Lena Dunham Describes Sexually Abusing Her Little Sister", the writer cites a passage from the 28-year-old author's new book 'Not That Kind Of Girl' claiming that it describes the star conducting an inappropriate act at the age of seven, on her one-year-old sister, Grace Dunham.