nee-naw, nee-naw ...
a cloud of doves in flight
dripping blood
FYI: Nee-naw Entery, Wiktionary: Imitating the sound of a siren on a vehicle used by emergency services, see my "To the Lighthouse," post, A Rhetoric Device, Onomatopoeia And for more about haiku noir, see my "To the Lighthouse" post, Haiku Noir