UPDATE 1 — US 10 — year Treasury yield levels not unprecedented, BNY CEO says
(Adds background and quotes in paragraphs 10-13) By Saeed Azhar and Arasu Kannagi Basil Oct 15 (Reuters) — The levels the benchmark 10-year US Treasury yield has touched this year are not unprecedented, the CEO of the oldest US bank told Reuters, as a bruising selloff in government debt lifted yields to multi-decade hi