I trust nothing is wrong?"

The agent gave a dire sigh and slid a Polaroid snapshot through the narrow opening in the door.

When Langdon saw the photo, his entire body went rigid.

"This photo was taken less than an hour ago. Inside the Louvre."

As Langdon stared at the bizarre image, his initial revulsion and shock gave way to a sudden upwelling of anger. "Who would do this!"

"We had hoped that you might help us answer that very question, considering your knowledge in symbology and your plans to meet with him."