Mark Zuckerberg recently won a gold and silver medal at his very first Brazilian Jiu-Jitsu tournament in Redwood City, California. The billionaire CEO took to Instagram where he talked about competing in the Jiu-Jitsu tournament and winning medals for his team. br br #MarkZuckerberg #JiuJitsu #MarkZuckerbergHobbiesbr ~PR.151~ED.102~HT.