Boris Borisovich Rotenberg Boris Borisovich Rotenberg Boris Borisovich Rotenberg (; born 19 May 1986) is a professional footballer. He plays as a right-back for FC Lokomotiv Moscow. Born in Russia, Rotenberg is an international footballer for Finland. His father, Boris Rotenberg Sr., was listed by Forbes magazine as the 100th wealthiest person in Russia in 2010, with a net worth of US$700m. He has been a friend of the Russian president Vladimir Putin since the 1960s, when they took judo lessons together. His uncle Arkady Rotenberg was the 99th wealthiest in Russia, according to the same list. In July 2008, Boris Rotenberg and
Sparring Former Ultimate Fighting Championship fighter Jamie Varner came to an early retirement because he had a lot of head trauma in full contact sparring. UFC former welterweight champions Robbie Lawler and Johny Hendricks don't do full contact sparring. Sparring has different names and different forms in various schools. Some schools prefer not to call it sparring, as they feel it differs in kind from what is normally called sparring. Sparring Sparring is a form of training common to many combat sports. Although the precise form varies, it is essentially relatively 'free-form' fighting, with enough rules, customs, or agreements to make