HSV

Based on the provided articles, HSV is a football club, likely playing in the German Bundesliga. They are newsworthy due to recent violent clashes between their hooligan supporters and those of Borussia Dortmund (BVB) in Dortmund. Following a Bundesliga game between the two teams, a mass brawl erupted in the city center, leading to the arrest of 152 individuals. The articles also mention Borussia Dortmund's surprising separation from their sporting director, Sebastian Kehl, just a day after a victory against HSV. While the articles don't explicitly state HSV's performance or standing, their involvement in the hooligan incident highlights a negative aspect of the club's fanbase and contributes to their current relevance in the news.