User blog comment:Godisme/Double Feature: Bond Behind Blast and March of the StarCross/@comment-893506-20120418181407/@comment-1351982-20120420183711

That's true morph I forgot about that. In the anime (japanese version) it was alluded that Yamamoto went easy on them, and it was clarified in the dub that he did not indent to kill them. Sorry that's the best way I could phrase that.