I found it strange that her sister spoke of her in past tense in this article. Probably nothing, but it stuck out to me.
http://www.nbcnews.com/feature/miss...fornia-mother-sherri-papini-last-seen-n679321
"She absolutely loved and adored her children and did anything for them," Sheila Koester, Sherri's sister, told Dateline NBC.
it is not a good indicator of anything, it happens all the time in cases where the people that do it (use past tense) turn out to be completely innocent of anything. it is just a fairly common way people speak in these circumstances.