Can Osama now that he’s dead still wreak havoc and be a threat to your computers? Well he can’t directly, but black hat spammers can by taking advantage of Google’s breaking news stories. A black hat spammer can throw up a website just after some global worldwide news event or catastrophe has taken place, social bookmark it a few thousand times to give the impression that this story is relevant and spreading like wildfire, and gain first page Google rankings.
Once you click into the site thinking it is going to be a legit story you are at the computer programmers mercy and primed to be attacked by viruses or have your personal details compromised. Read more here:
Generally only new sites that haven’t been exposed as spam or security threats by Google can only fool their systems in this way.