A Pine Warbler? It just doesn't look like a Pine Warbler to me too lean and delicate, but not sure what else it could be. Female Northern Parula? Seems to big and bulky for that one. Yellow-throated vireo? I have 3 pics.
That orange lower mandible is pretty distinctive for Northern Parula. It fits with the broken eye ring, the wing bars, the bluish-gray upperparts with the yellow wash, and the little dab of reddish on the upper breast.