Check this out from Jerome Corsi.
http://www.wnd.com/2010/08/190449/
According to the Indonesian obituaries, Barry Soetoro and Lia Soetoro were always together, playing, traveling on family vacations and even bathing.
There is nothing on the public record to indicate that he (Obama) sent any condolences or even acknowledged the death of his stepsister in February
I wonder if this was a half-sister by Lolo Sorotoro and his mother Ann Durham, that is what I understood in 2008. She did give an interview with media, which created a controversy about which hospital Obama was born at in Hawaii...so zero could not have been too happy about that, if it’s same one...I thought there was only one sister...so maybe she was adopted??