DescriptionVideo allegedly shows kidnapped man tortured on FacebookShocking moment Chicago teen gang - including two girls - 'kidnap and torture' special-needs man while streaming entire ordeal live on Facebook and screaming racist and anti-Trump remarks Four people have been arrested after sickening footage of a young man allegedly being held hostage, beaten and tortured was streamed live on Facebook.Two men and two women, believed to all be aged 18, were taken into custody by Chicago Police on Wednesday after authorities were made aware of the 30-minute social media video. The footage shows four black people allegedly holding a white man with special needs hostage in an apartment on the 3400 block of West Lexington on Chicago's West Side on Tuesday. It was originally posted on Facebook Live by Brittany Herring but has since been deleted from her social media page.The victim, who police say has special needs, was seen cowering in a corner with his arms tied and mouth taped shut.He was filmed being kicked and punched before he had his hair cut until his scalp bled.The victim also had his clothes cut and had cigarette ash flicked over the wound on his head.Someone can be heard in the footage yelling 'f*** Donald Trump. F*** white people'.'It's sickening,' Chicago Police Supt. Eddie Johnson said on Wednesday night.'It's makes you wonder what would make individuals treat somebody like that. I've been a cop for 28 years, and I've seen things that you shouldn't see in a lifetime, but it still amazes me how you still see things that you just shouldn't.'I'm not going to say it shocked me, but it was sickening.' Police said the victim was treated and released from hospital into the care of his parents.