So, me and my friend were playing at quarry i was trying to get ninja pro by knifing people, so i had a ump holo sight, 44 magnum knife Marathon, lightwieght and ninja semtex and flash, i had nuke on, i went to change my kill streaks, but the game started, so i run up, get a fast 2 kills, die... then die a couple of more times, then i got 5 kills, camped for last 2, harrier, waited, chopper gunner got 9 kills. so i needed 5 more kills, we were playing domination, and i was at A, all of a sudden i see smoke go around a, and we were losing a, throw a semtex, get 4 kills, then waited then got the last kill, Hi Hi Nuke :)