ABC Online | Tony Abbott's sister Christine Forster says same-sex marriage will be legal in ... ABC Online Prime Minister Tony Abbott's sister Christine Forster says gay marriage will be legal in Australia by the end of the year and she thinks her brother knows it is inevitable. Ms Forster, who is engaged to a woman, told Lateline it is wonderful that the change to ... The Abbott government's terrorism Bingo! Playing chicken on national security PM's sister confident of gay marriage Tony Abbott's sister confident gay marriage will happen this year |