These acts were horrific, as was the explosion at the Boston Marathon, and Norway grieved over their tremendous loss.

FORBES: After the Boston Marathon Bombing: Trust? Are You Kidding?

"We are particularly grieved over the loss of innocent children and their teachers who were buried under the rubble, " the Pakistan government said.

CNN: SHARE THIS

Parents built makeshift shrines and placed the bodies of the dead on pieces of cardboard or plywood as they grieved over the small lifeless forms.

NPR: Earthquake Rocks China's Sichuan Province