In the audio recording, juvenile calls at ~3 sec; adult at ~21 sec.; juvenile again at ~41 sec.
Song recorded and verified id
Kestrel was stalking an osprey while a Red-Tailed hawk flew nearby and a bald eagle was perched watching
In air near kestrel and osprey while a bald eagle perched near
Right near the beginning here, it sounds a bit like a Hooded Warbler?