A court said Telegram failed to fully comply with its order to hand over data related to attacks on schools. Photo: Matt Slocum/Associated Press SÃO PAULO—A Brazilian court ordered internet providers to suspend the messaging app Telegram in the country, saying it failed to supply information on neo-Nazi groups connected to school shootings—the latest in a series of clashes between Brazil’s authorities and the platform. The late Wednesday order is part of a police investigation into two attacks on schools in the southeastern state of Espírito Santo last year by a teenager who shot dead three teachers and a student....