why the hell alaska or other elimination dont count for misions?

yeah, this is always, i cant eremeber if colombia works, but alaska, or the other one didnt count, today i joined a alaska game, it was 1-1, and we win, 13 rounds, so then?what happen?it didnt count, it have to last 10 mins? so all pick up ur guns and nades and keep position...at .50 seconds left, start the round!? no, it is frounds, and it lasted 13 rounds, so?