ner_tags: O O O O O O O O O O O O O O O O O O O O O O O O B-Telescope I-Telescope I-Telescope O O B-Organization I-Organization O B-Organization O O B-Grant O O O O O O O O O O O O B-Telescope I-Telescope I-Telescope O O O O O O B-Organization I-Organization I-Organization I-Organization I-Organization I-Organization I-Organization O O O O B-Organization O O O O O B-Organization O B-Grant O B-Telescope B-Instrument B-Instrument B-Telescope B-Instrument
tokens: We thank the anonymous referee for a helpful report, which greatly improved this manuscript. The primary data for this work were obtained with the Hubble Space Telescope operated by AURA, Inc. for NASA under contract NAS5-26555. Furthermore, this work is based in part on observations made with the Spitzer Space Telescope , which is operated by the Jet Propulsion Laboratory, California Institute of Technology under a contract with NASA. This work is supported by NASA grant HST-GO-13871. Facilities: HST (ACS, WFC3), Spitzer (IRAC).