Two arrests follow assault at Glenvale Park in Derry 17 November 2013 Last updated at 10:43 A 38-year-old man has been treated in hospital after what police have described as a serious assault in Londonderry. The victim was attacked at Glenvale Park at about 00:50 GMT on Sunday. He suffered injuries to his face, however, his wounds are not believed to be life threatening. Two men aged 40 and 42 have been arrested and are currently being questioned.