User blog comment:Primus95/Earth-2 Laurel as Black Canary?/@comment-28458080-20160708171630/@comment-28501280-20160708215035

Earth-1 Laurel did kill Officer Daily. But Earth-2 is. Oliver is currently a killer again (Damien) and this was totally fine with his team mates, Sara is a killer, Thea killed. Arrow is about finding redemption.