That is exactly what I was trying to figure out.
But she is confirmed in Mercer Island with a baby at some point.
http://www.theobamafile.com/ObamaFamily.htm
“And, prompted by the video, here’s a real mystery for you.
Why would Ann Dunham, at age 18, travel from Honolulu to Mercer Island (outside of Seattle) with a newborn infant for a “brief” visit? ...
See Video - scroll down