They’re human, and should be destroyed mercilessly by any means necessary. There’s no contradiction in recognizing the humanity of people who will unfortunately need to be killed to stop them killing the rest of us indiscriminately.

Dehumanization is pointless, and leads to dangerous misanalysis (like underestimating them). Honestly, it’s also just a cowardly coping mechanism to avoid the harsh realities behind the idealistic moral frameworks we’re brought up with.