Marbella (dpa / lsw) – The 17-year-old midfield talent Laurin Ulrich left the training camp of the Bundesliga soccer club VfB Stuttgart prematurely because of a flu infection. A club spokesman confirmed this on Thursday. The Swabians, threatened with relegation, are preparing for the remaining games of the season in Marbella, Spain, until January 13th. On Sunday they will play a friendly against FC Sion from Switzerland.