Mass Casualty Incidents | Operations | Slideshow

Several Wounded, Dead in Kansas Shooting

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Shooting-Kansas Business

EMS workers gather a staging area by Excel Industries in Hesston, Kan., Thursday, Feb. 25, 2016, where a gunman killed an undetermined number of people and injured many more. (Fernando Salazar/The Wichita Eagle via AP)

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Shooting-Kansas Business

Police guard the front door of Excel Industries in Hesston, Kan., Thursday, Feb. 25, 2016, where a gunman killed an undetermined number of people and injured many more. (Fernando Salazar/The Wichita Eagle via AP)

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Shooting-Kansas Business

Police guard the front door of Excel Industries in Hesston, Kan., Thursday, Feb. 25, 2016, where a gunman killed an undetermined number of people and injured many more. (Fernando Salazar/The Wichita Eagle via AP)

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Shooting-Kansas Business

Police go through the parking lot of Excel Industries in Hesston, Kan., Thursday, Feb. 25, 2016, where a gunman killed an undetermined number of people and injured many more. (Fernando Salazar/The Wichita Eagle via AP)

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Shooting-Kansas Business

Police look for a possible second shooter in the parking lot of Excel Industries in Hesston, Kan., Thursday, Feb. 25, 2016, where a gunman killed an undetermined number of people and injured many more. (Fernando Salazar/The Wichita Eagle via AP)

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Shooting Kansas Business

In this photo provided by KWCH-TV, police vehicles line the road after reports of a shooting in Hesston, Kan., Thursday, Feb. 25, 2016. A Harvey County sheriff's dispatcher said the shooting occurred Thursday afternoon at Excel Industries. (KWCH-TV via AP) MANDATORY CREDIT