Memorial to victims of the terrorist attack on World Trade Center, Union Square, New York. September 12, 2001. Poster urges to help those pets left behind in residential areas around Ground Zero. Please byline: Alecsey Boldeskul/NY Photo Press. ..*PAY-PER-USE* ....NY Photo Press: ..phone (646) 267-6913; ..e-mail: info@nyphotopress.com