A Recon Marine from the 4th Reconnaissance Battalion (4th Recon) pictured during an arctic exercise, 2010.
4th Recon are a reserve Reconnaissance Battalion.
They are trained to operate in a range of environments and climates, from desert to arctic conditions.
Recon Battalions deploy Reconnaissance Teams that carry out advance force close-in reconnaissance missions for the Ground Combat Element of a deployed Marine Air Ground Task Force.