A trail of social media posts from anti-ICE lefties fueled the chaotic protest that quickly erupted outside a Brooklyn hospital over the weekend. The Saturday night demonstration over the detention of Nigerian national Chidozie Wilson Okeke led to nine arrests and lingering accusations from left-wing local pols and activists that the NYPD was illegally coordinating with ICE – which Mayor Zohran Mamdani vehemently denied . A local immigration watchdog group had tailed ICE agents bringing Okeke in custody to Wyckoff Heights hospital in Bushwick, Councilwoman Sandy Nurse told the New York Times . Two ICE officers stand over a detained man outside Wyckoff Hospital in Brooklyn. Dakota Santiago/FNTV It came after disturbing video circulated online showing Okeke’s broad daylight arrest Saturday by ICE agents. He could be seen screaming hysterically as ICE agents surrounded him inside a car and one seemed to fire a Taser, according to the bystander video obtained by The City .…