US news channel CNN has failed to put a halt to businessman Declan Ganley’s defamation salvo before the High Court in Ireland, on jurisdictional grounds.  The broadcaster is being sued by Ganley and his company Rivada Networks Ltd over a news story from October 2020 alleging that the US Department of Defence had come under pressure from the Trump White House to award a lease of mid-band spectrum to an entity described as “Rivada”.  Ganley claims the story is defamatory because it implies he tried to improperly influence the US president, and engaged in a corrupt or improper process to…