US law enforcement investigating online manifesto possibly tied to Pensacola shooting

Saudi Air Force trainee condemned US as 'nation of evil' in hate-fueled Twitter manifesto just hours before he killed three and injured eight at Pensacola naval base - as six others are arrested, including three who FILMED the attack
Saudi gunman called US 'nation of evil' before Florida shooting, monitoring group says 
 https://www.dailymail.co.uk/news/article-7766473/Saudi-Air-Force-trainee-
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