Ghost plane | Why was this plane SILENT for hours before crashing? | Helios 522 π¨πΎπ¬π· | Global Connections is creating aviation, travel, leisure & world news articles worldwide... | Flightradar24 - FlightAware | SkyVector - SKYbrary | Ecosia Blog - Bing.com | Air-Clips.com - Disaster Breakdow...