Actually, it’s more the shooter than the weapon. They are just not taught the marksmanship skills that Americans have had since the revolution. There was one unit from Virginia that in order to qualify to be in it, you had to hit a head size target at 250 yds on the first shot. This was in 1775 with flintlocks! Anyway, the Appleseed Project has already traind two military units, one NG and one RA. Here are the links http://appleseedinfo.org/smf/index.php?topic=10060.0 and http://appleseedinfo.org/smf/index.php?topic=12337.0 There is also a good video dated from WW2 on how the US used to train riflemen. http://www.archive.org/details/Rifle_Marksmanship_with_M1_Rifle_Part_1 Here is how the army currently trains advanced marksmen (not everybody gets this http://appleseedinfo.org/smf/index.php?topic=12315.0
Thanks for the links.