My thoughts and best wishes go to the families of the victims. And I do hope justice will be made and those who are in fact guilty of the horror will pay as so many paid them with their lives!
Learn to use the daterange advanced search operator to see which pages Google considers more important on your site and see what's fresh in the index. By restricting searches to time spans you can converge on certain moments and see only what's the buzz.
If you pay attention long enough you can spot your strong pages and your weak pages also.
MSN bot knows no rules, has no mother and no father (by its behviour I can assume that reason for the lack of parents) and goes its own way all the way!
301, 302, Robots.txt, GZip Compression are not a part of its vocabulary but I hope he will learn them soon!
Learn what Keyword Stemming is all about, how it affects the search engines and how it can help you. Also find functional open source stemming implementations in different languages.
How do Google, Slurp or MSNBot actually work? Understand what's going on behind the scenes. This is just a basic explanation for you to get an idea about the amount of work behind your online searches.
