New terror arrest

A Brazilian suspected of being an Islamic State sympathiser has been taken into custody in Rio de Janeiro, his lawyer confirmed yesterday, adding to security concerns with the start of the Olympic Games just days away. The daily said Chaer Kalaoun had allegedly returned from a trip to Lebanon in 2013 with the black flags of Isis. It also reported that United States authorities had monitored Kalaoun for social media postings in favour of Isis and alerted Brazilian authorities.