Others used the opportunity to plead for information about the shooting and to deplore such senseless violence.
Police are investigating a motive for the shooting and have appealed for information.
He expressed concern that some information about the shooting rampage at Sandy Hook reportedly disclosed by a top state police commander at a recent law enforcement seminar in New Orleans was leaked.
It marks the first time a witness has come forward publicly with information about the shooting of Ronald Madison, a 40-year-old mentally retarded man whose death has sparked a police investigation and a grand jury probe into what happened in and around the Danziger Bridge that day.
The IMAX film "Coral Reef Adventure" based their shooting locations on Reefs at Risk information.
In a separate development, President Obama ordered an immediate inventory and review of intelligence related to the shooting and Hasan, and whether information was properly shared between government agencies.
"Like many others, I was disappointed and angered to learn that certain information about the Newtown shooting had been leaked, specifically with concern for the victims' families who may have been hearing this news for the first time, " the governor said in a statement.
Hernandez said he didn't have information on what led to the shooting.
The Webster report on the Fort Hood shooting identified numerous problems in several areas including information sharing, failure to follow up on leads, failure of FBI headquarters to settle differences between the two field offices working the Hasan leads and computer technology issues.
As to Harris, the local district attorney said all the information compiled thus far -- especially shooting into such a busy intersection, endangering an untold number of innocent people -- will be weighed in a decision on whether to seek the death penalty.
CNN: Las Vegas shooting, crash suspect nabbed week later in L.A.
Research published in New Scientist magazine last year by Leysia Palen, assistant professor of computer science at the University of Colorado, revealed that social networking sites, including Twitter, were more effective than government emergency services when it came to distributing information during emergencies such as the Virginia Tech shooting of April 2007.
Mr Wootton is also alone accused of attempting to collect or record information useful to terrorists in the months before the shooting.
The gathered information would be used to tailor the stock and barrel of his shotgun to his arm length and shooting tendencies.
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