David McCarthy is a junior cyclist who learned a valuable lesson while attending the Giro d'Italia in Dublin: snapping a selfie with an exhausted cyclist who just collapsed to the ground in agony is a not-cool thing to do.
McCarthy posted the above selfie to his Instagram page with the caption: "Kittel collapsed after the line today so instead of giving him a hand up I took a selfie." This upset the cycling community a great deal, and McCarthy eventually removed the picture and posted an apology:
It may have been a dick move on McCarthy's part, but there's still something undeniably funny about this scene: