A Saudi Air Force Lieutenant assigned to US Naval Air Station Pensacola reportedly killed 3 and wounded 8 before being gunned down by local police (archived). Six Ten other Saudi nationals were taken into custody (archived). Three of the detained Saudis allegedly filmed the assault. The late Mohammed Saeed Alshamrani published something resembling a manifesto on Twitter declaring his hatred for American crimes against Muslims and humanity several hours before commencing his attack.

Alshamrani was 9 months away from completing a three year "Foreign Military Sales training program" purchased by the Saudi government.