Ms Leiper was bleeding from the nose and mouth and left seriously injured on the floor of the property.

BBC: Amanda Leiper killed in Aberdeen over 'lazy' comment

Calls tweeted included a woman who was bleeding from the nose after an assault in the street in Littlehampton and a report about a brother and sister assaulting each other in St Leonards.

BBC: Sussex Police tweets

Zimmerman is bleeding from his nose and the back of his head and has stains on the back of his jacket.

CNN: Let a jury decide on Trayvon Martin case