The incident happened just before midnight Thursday at the McDonald's on East Washington Street in Hagerstown.
According to Hagerstown Police, an employee tried to disarm the men, but was lacerated on both hands. That individual was taken to Meritus Medical Center with non-life threatening injuries.
Both men were able to get away with cash before running from police.
Anyone with information is asked to contact Hagerstown City Police at 301-790-3700.
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