Interpretation:
Allen Premium Outlets shooting in Dallas, by the neo-Nazi security guard armed with AR-15, may refer to the CIA Director Allen Dulles, his various connections with Abwehr and Canaris, and his role in transplanting the German Nazi officers en masse (e.g.”Operation… pic.twitter.com/PCSD04MGJN

— Michael Novakhov (@mikenov) May 8, 2023 

Interpretation:
Allen Premium Outlets shooting in Dallas, by the neo-Nazi security guard armed with AR-15, may refer to the CIA Director Allen Dulles, his various connections with Abwehr and Canaris, and his role in transplanting the German Nazi officers en masse (e.g.”Operation Paperclip”), and to a certain extent their philosophy, ideology and political practices to America.
It would be a questionable claim in a complex situation.

Allen, Dallas shooting refers to Allen Dulles  Google | Bing