Gil:i believe that silentracer is in NYC.
I mentioned to Gil that it is most possibly a Northern Parula based on certain definitive markings from the photograph itself.
Green back, white markings above & below the eyes, yellow chest, and the white on the wing bars.
Here is a photo from a site I found:

What an absolutely delightful little thing! I love birds. *sigh* They don't talk back to you.