Clothier Urban Outfitters is facing social media backlash for its design and sale of a sweatshirt with the logo of Kent State and red splotches that resemble blood splatter.

You'll recall from your history books that Kent State in Kent, Ohio, was the site of a fatal shooting by Ohio National Guard members of students protesting against the Vietnam War.

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Four unarmed college students were killed on May 4, 1970.

Urban Outfitters had only one Kent State sweatshirt for sale.  A search of the site for the controversial clothing has turned up no results, but if you click on the link from the tweets below, it comes up as sold out.