Retired firefighter Jim Riches poses for a picture with a photography of his son near his home in New York, Thursday, May 3, 2012. Riches, whose son was killed during the 2001 terrorist attacks on the World Trade center, will be among those to watch the arraignment of Khalid Sheikh Mohammed. (AP Photo/Seth Wenig)

Photo by: Seth Wenig

Retired firefighter Jim Riches poses for a picture with a photography of his son near his home in New York, Thursday, May 3, 2012. Riches, whose son was killed during the 2001 terrorist attacks on the World Trade center, will be among those to watch the arraignment of Khalid Sheikh Mohammed. (AP Photo/Seth Wenig)