Pittsburgh 350, a climate activist group, marched along the Allegheny River this weekend. - PHOTO BY AARON WARNICK
{"Image XResolution": "1", "Image YResolution": "1", "Image ResolutionUnit": "Not Absolute", "Image Artist": "AARON WARNICK", "Image YCbCrPositioning": "Centered", "Image Copyright": "AARON WARNICK"}