Law enforcement expert calls Wednesday response 'textbook'

San Bernardino Sounty Sheriff's deputies draw their guns on South Mountain View Avenue near San Bernardino Avenue in Redlands, Calif. on Wednesday, Dec. 2, 2015 during an active shooter situation following a mass shooting at the Inland Regional Center.

The San Bernardino Police Department was one of seven law enforcement agencies deployed during the mass shooting. How did they perform together?

The first police officer to respond to the scene of the massacre was San Bernardino Officer Mike Madden.

A 24-year veteran, Officer Madden has an administrative job with the department and oversees dispatch.

He and was on his way to lunch Wednesday, and less than a mile from the scene, when he first heard the calls come out and headed to the Inland Regional Center. He rushed immediately to the scene.

At a press conference last night, he described what he saw when he got there.

https://soundcloud.com/taketwoshow/mikemadden

The San Bernardino Police Department was one of seven law enforcement agencies deployed during the mass shooting.

For a deeper look at how the agencies performed, Take Two spoke with Brian Levin, director for the Center for the Study of Hate and Extremism at Cal State San Bernardino.

Press the blue play button above to hear the interview.