The article is aimed at analyzing on-line alignment of social media users, emerging as a reaction to spin by failure-to-mention, realized by the initiating post. The study of an Instagram post by Politico and the related comments of Sanders supporters demonstrates there are four interacting but distinct coordination patterns that together form an integrated defense-and-attack strategy. This strategy promotes the candidate, simultaneously positioning him as a victim of biased media and plotting party elites, encouraging in the audience the feeling of indignation at being manipulated and deceived.