The men were armed with AK47 rifles and are said to be around 30 in number.
The 8 pm raid saw NASA employees who are mostly college students lie on the floor while the men ravaged the place.
Before jumping over the fence,they asked the terrified employees for their full names, areas of residence, place of birth and where they went to school.
The men who are also said to have been wearing hoodies, threatened to shoot the already terrified staff should they not cooperate.
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