but mikhail prokhorov is always looking for a challenge. you like danger?e to control risk. >> control risk? >> yeah. >> by now, you have probably guessed that russia's wealthiest citizen and largest individual taxpayer is an adrenaline junkie. he is also one of the country's most avid sportsmen, a former owner of a moscow basketball that won the european championship. you will also notice that he is quite tall, 6'8" to be exact, as he trains here with his personal kickboxing partner, who is also the coach of the russian national team. > i am addicted to sport. without sport, i feel bad. in this case, it's some kind of a drug. >> how much time do you spend working out every day? >> two hours. whatever happen, two hours, i have my workout. >> reduces stress? >> i like to be in stress. >> you like it? >> it's my competitive advantage. >> for someone who loves sports, stress, and challenges, there's probably no better buy than the new jersey nets. for a few hundred million dollars, prokhorov recently bought 80% of the worst team in the national basketball asso