Around 60 people got into a mass brawl on the sidelines of a district league football match in the western German city of Essen on Sunday. A police spokesman said that according to witnesses, knives were also used. A bullet casing was also found afterwards but it was unclear whether it was from live ammunition. Police received numerous emergency calls from 3:55 pm (1355 GMT). According to a spokesman, witnesses also reported the sound of gunshots. Two people were slightly injured in the altercation on Sunday afternoon, one of them suffered a cut. Several of those involved in the brawl fled bef…