RAF Mildenhall has re-opened after a suspicious package saw the closure of the base.
The package, discovered around 1.30pm today saw the main gate sealed as a precaution.
Ministry of Defence police and a bomb disposal squad were called out to assist personnel from the United States Air Force.
Eyewitnesses had described seeing the bomb squad van rushing to the scene along the A14.
Following an investigation, the package was deemed to not pose a risk and the gates re-opened at 5.18pm
A spokesman for the base said: "The incident, which began following the discovery of a suspicious package, was resolved by Ministry of Defence personnel working in close liaison with those of the USAF.
"This included the Ministry of Defence Police, an Explosive Ordinance Disposal team and elements of the USAF 100th Air Refueling Wing.
"The routine investigation, which was initiated out of an abundance of caution, concluded the package posed no risk to the base or surrounding community."
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