 news radio 1310 knox am grand forks 1079 and 1033 knox fm translated on k239 bg in grand forks and k277 dn in grand forks abc news i'm sherry preston it is day two of the republican national convention in milwaukee and as the investigation goes on into the attempted assassination of gop nominee donald trump security is being stepped up in the city where the convention's being held abc's matt gutman has more on the protests that are happening in milwaukee the