Known as the Airborne Collision Avoidance System (ACAS) or Traffic Alert Collision Avoidance System (TCAS), it is a system ...
The United and Delta flights were less than a quarter of a mile apart horizontally before the warning devices went off, ...
The FAA has begun an investigation into a midair incident involving a United Airlines Boeing 737-900ER and a Delta Air Lines ...
Both aircraft were inbound to the airport when a loss of separation occurred during their approach for landing ...
An automated system - the Traffic Collision Avoidance System - was activated in both aircrafts to provide pilots with warning and instructions about potential collision. Delta Flight, 1070 ...