<sod >As members of the public laid floral tributes to the victims of Tuesday's attacks at a makeshift memorial, police clashed with the demonstration group, which was seen making Nazi salutes and confronting ethnic minority groups, according to the BBC.< eod>< sod > Â  ProtestorsÂ wereÂ seen making Nazi salutes and confronting ethnic minority groups, as members of the public laid floral tributes to the victims of Tuesday's attacks at a makeshift memorial.< eod>