Heres a breakdown of the new trailer, sorry if its been double posted. I'm not a gun pro but this is what i found out from the video. Feel free to add more thing to this.
1. at :19 an mp5? with grip?
2. at :23 on the note it has a date July 21, 1961 and i googled it and this is what i found
1961 â€“ Mercury program: Mercury-Redstone 4 Mission â€“ Gus Grissom piloting Liberty Bell 7 becomes the second American to go into space (in a suborbital mission)
3. at :26 you see the m16.
4. at :29 an m16 with an acog
5. at :37 you see the ak-47
6. at :40-:42 you see the Aug Hbar with a silencer( oh yes its back)
7. at :59 I see a machete on the guys back, possible new knife?
8. at 1:04 you see the shotgun(dont know the name but heres a link to the pic of it? and i think it has a heat shield, 2nd from top http://i7.photobucket.com/albums/y294/T ... otguns.jpg) with Dragon's breath heres a couple of clips of it.
9. at 1:09-1:11 you see some lock on laser guided explosive, dont know what it is.
10. at 1:12 you got an M202A1 FLASH(Flame Assault Shoulder Weapon)
11. at 1:20 you see a standard pump action shotgun kinda like a mossberg, I think.
12. at 1:25 its an ak with a bipod
13. at 1:26 you see that same shotgun in #8
14. at 1:32 you see the aug again on the guys back and stomach as he is running and falling dow