User blog comment:Pedro9basket/Battlefield 3: Back to Karkand Gameplay Trailer released/@comment-2224289-20111105094230/@comment-1476628-20111105140151

What I've would of done is do the four classes Why the snipers(s) is useless they have little protection against any players and C4 would provide the SF feel.
 * Assault-remains same
 * Engineer- remains same
 * Support-remove C4 and possibly claymore. Mortars remains on Suport
 * Recon- gain C4 and claymores via explained above