Grace Dunham, the younger sister of Lena Dunham appears to have finally responded on Twitter to claims that she was molested as a child by the Girls creator. They appear to address a claim by right-wing website Truth Revolt last week, accusing her older sister of sexual abuse. The website cited an excerpt Lena Dunham's recently-published collection of personal essays 'Not That Kind of Girl' as 'unsettling' and 'disturbing'. In the extract Lena writes about looking at her one-year-old sister's vagina out of curiosity when she was seven. Today her Grace apparently condemned the article in a series of tweets....