>> Brazil is beefing up security measures for the upcoming Olympic games in Rio de Janeiro. The concern coming in the wake of recent terror attacks in Brussels and Paris. The country doing everything it can to prepare. Reuters correspondent, Paula Prada in Brazil.>> The lone wolf scenario is the one that worries people the most because those are the sorts of threats that are much more difficult to detect and to track because you don't know who those people are.
You don't necessarily pick up on them coordinating with other people. And they are likely to raise fewer flags.>> One threat came via tweet in November when an alleged Islamic State operative claimed that one of the group's quote wolf packs was already in Brazil. But security officials say that no credible terrorist threat has been detected and that the tweet was likely bluster.
Brazil, no stranger to hosting big events, its carnival celebrations, the 2014 Soccer World Cup were held without any significant security breeches. But the Olympics is a different animal.>> You basically having dozens of competitions going on simultaneously all day long in a city that is exploratic and chaotic to begin with, so in term of the logistics then it is a far bigger challenge.
>> An ongoing recession in Brazil does mean the security forces lack funding, including in Rio. Still the government is sparing few resources for the Olympics which start August 5th. Between the justice and defense ministries, Brazil's government has spent, so far, more than $640 million on preparations.