From the framed prints on the wall being removed we can see that time passed. If I am correct, the top photo was 2004, the bottom was 2008. I could be wrong.
Remember: "we lost one, but let it be remembered by saving others" (Adam Rosenbaum, Portland Maine) http://justacarguy.blogspot.com/2006/11/we-lost-one-but-let-it-be-remembered.html