Again thank you for all the positive and encouranging comments, I sincerely appreciate them.
Ruin, JTF-2, TheBlakeness... thank you for pointing out the problem area. I will fix the face according to your suggestions.
Sgt.Crocodile... I used ica_us_rifleman_cuba as the base model. I deleted the boonie and modified the shape of the head. The lower leg is from Guram_osadze. The beret is from ice_rebel_georgian_1ver. I've enclose the wireframe of the finished model.