RIO DE JANEIRO, Brazil (Reuters) – Brazilian troops launched a series of security exercises on Wednesday (April 6) with a focus on Rio de Janeiro and anti-terrorism security during the 2016 Rio Olympics. Commandos in full gear rappelled down helicopters with dogs and weapons, taking up defensive positions around Olympic facilities. The Rio drills are part of a larger anti-terrorism training program ordered by Brazilian authorities following last month’s Brussels’ bombings. Dozens of police officers […]