What disappoints you the most about life?
What will the next must-have technological innovation be? Jetpacks? Hoverboards? Wind-powered calculators?
Photographers, show us INNOVATIVE.
Remember this image (below) that is seared into our collective memory?
The above is a photo taken at the finish line of last Monday's Boston Marathon -- and also the site of the first bomb blast.
Here's another view of the finish line, showing the second bomb explosion about 180 yards down the block, 13 seconds later.