Presidential aircraft
United States Secret Service website
United States Secret Service
Press release concerning rescue Efforts of USSS NY Field Office immiediately after The World Trade Centre Attacks press
USSS and Italian law enforcement agencies protecting President George W. Bush in Rome (April 7, 2005)
Polizia di Stato Nucleo Operativo Centrale di Sicurezza
Protecting the US president abroad news americas
BBC NEWS | Americas | Protecting the US president abroad
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