It seems there is a wide spread bug or hack with Google Image search impacting a lot of users across the world.
When they search for anything within Google Image Search, many of the images being returned are of a Russian car crash picture.
Here is a screen shot I picked off a Google Web Search Help thread with 70+ complaints as of this morning.
There are dozens of complaints about this, but personally I cannot replicate it.
The first complaint came in a little after 2am EDT this morning:
Google responded to the thread 15 minutes before publishing this story saying:
This is indeed incredibly weird.
Forum discussion at Google Web Search Help.
Update: Many users are now, at 10:25am EDT, reporting this to be resolved. Google has not updated the thread with any new details.
And Google just confirmed they fixed it saying:
Final update, Google won’t give more details on why this happened outside of saying: