SNIPPET: "Security concerns ahead of this summer's Brazilian World Cup have increased after a football fan was beaten to death in host city Sao Paulo." SNIPPET: "There are serious concerns about the safety of travelling supporters at this summer's World Cup after more than 30 people were killed in 2013 as a result of football-related violence. One of Brazil’s biggest criminal gangs last year promised a ‘Tournament of Terror’. The threat was issued by Sau Paulo's 'First Capital of the Command', who in 2012 was a group behind the murder of more than a hundred of the city’s police officers."