A senior officer with the New York Police Department appeared to accidentally douse himself with pepper spray as cops pushed their way into a protest on the Manhattan Bridge over the weekend, RadarOnline.com has learned. A crowd of more than 100 demonstrators marched from Brooklyn to Manhattan on Saturday evening calling for peace in Palestine after Israel launched an attack on Rafah, a metropolitan area in the Southern Gaza Strip. Videos and photos on social media show the protesters linking arms as they made their way across the bridge, chanting “Rafah!” and blocking traffic on the major tho…