Special ops missions are split into 5 different sections. Each section requires a certain amount of 'stars' to unlock and these stars are acquired through other spec op missions. (easy - 1 star, medium - 2 star, hard - 3 star)
ak47
well call of duty and modern warfare are the same it is called Call of Duty: Modern warfare and then came call of duty: modern warfare 2
You unlock it by getting to 10th Prestige.
you can unlock it with you're first killstreak award unlock
2nd prestige
how do you unlock Municion viva on call of duty modern warfare mobilized
Do the challenge "Ultimate Sacrifice" which you unlock be nuking the enemy while you are losing
ak47
Level 48
well call of duty and modern warfare are the same it is called Call of Duty: Modern warfare and then came call of duty: modern warfare 2
You unlock it by getting to 10th Prestige.
you can unlock it with you're first killstreak award unlock
You get it all at a certain level
2nd prestige
Unlock the challenges for them.
cmplete challanges
Level 22 :)