At least 30 people have been confirmed dead following a mid-air collision between a passenger plane and a US Army helicopter near Washington DC, according to CBS News. The collision caused the plane, carrying 64 passengers and crew, to crash into the Potomac River. Among those on board were figure skaters from the US, and Russia confirmed that some of its citizens were also involved. Search and rescue teams have been working overnight in freezing conditions to recover the victims. Ronald Reagan Washington National Airport has temporarily closed as authorities investigate the incident. What happened? Around 9:00 PM local time (02:00 GMT) on Wednesday, a PSA Airlines jet operating as American Airlines 5342 collided with a US Army Sikorsky H-60 helicopter as it was approaching Ronald Reagan Washington National Airport, according to the Federal Aviation Administration (FAA). The plane had departed from Wichita, Kansas, carrying 60 passengers and four crew members. The helicopter, which was...