67% Complete
3 Endorsements
15 Contacts
Influence Score: 3,199
924 out of 16,021 E-8s
924 out of 16,021 E-8s
About
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1SG Callahan entered the Active Army on 05 January 1989. He attended Basic Training and Advance Individual Training at Fort McClellan Alabama. MSG Callahan entered the Massachusetts Army National Guard 1989 – 2006. MSG Callahan Joined the Florida National Guard in 2006 assigned to the 690th Military Police Company.