The Javelin missile is referred to as an "FMG-148". The correct designation for the Javelin is "FGM-148".
The kidnapping of an Air Force colonel would fall under the jurisdiction of the Air Force Office of Special Investigations, they have all the resources and personnel needed to conduct such an investigation, there is no reason the FBI would take point. The FBI might be called in to consult and assist the OSI, but they would not take point the way they do here.
When the large screen displays Ray Nichols' rap sheet, it shows his date of birth as "Aug. 17, 1986 (37 years old)". This episode aired Apr 11, 2023, which would make his current age 36 years old.