Halo4Observer

in the champaign u find a series of terminals and if u go on waypoint and watch them one of them shows the elites in the super carrier and they have found the forunner planet but they have been waiting outside the planet for 3 threes and they also say that they have intusepted your ship but they are trying to stop u from getting in the planet. so why are they betraying us if we were on the same team to begin with but now they are trying to kill u. please 343 industries and bungie help me figure out why.