IG can get the grate, but has to lay down one of his weapons to do so. He cannot get it to hold in place, but can put down his other weapon and use his toolkit to put it in place next round if he wants.
Ivar has just arrived at the vent opening, even without the force aiding him, he can hear commotion already and see into the room, and then the jawa's hold-out blaster sounds. The others in the vent hear the lightly the sounds of battle as well.
Khen fires off a blast into the smoke cloud, really more of a prayer than anything, when the Felucian moves for him, Khen
Khen only has 4 movement. You need to take Scout and talent Long Stride to get 6 movement.