Gardener1850, her obit talks makes it pretty clear too: http://www.legacy.com/obituaries/twincities/obituary.aspx?n=reidun-m-henrickson&pid=187321591&fhid=21093
A friend of mine went to high school with her and had recently been in touch with her again. She dealt with addiction and fairly severe mental illness her whole adult life. She left a very cryptic note (my friend stopped short of calling it a suicide letter however), to her family before she...