A visual timeline of the collision between a passenger plane and a Black Hawk helicopter in DC

(CNN) — A commercial passenger plane bound for Ronald Reagan National airport collided with a US Army Black Hawk helicopter over the Potomac River just outside of Washington, DC, on Wednesday night. There were 64 people on board the aircraft and three people in the helicopter. No one is believed to have survived the collision, officials said Thursday, in what is likely the deadliest aviation disaster in the US since 2001.Through maps, videos, photos and radio transmissions, CNN is piecing together what occurred during the deadly, midair collision. Here is a timeline of what we know so far: American Airlines flight 5342, operated by PSA Airlines, takes off from Wichita Dwight D. Eisenhower National Airport bound for Washington, DC. It’s scheduled to land at Ronald Reagan Washington National Airport, DCA, just before 9 p.m. ET.Sixty passengers and four crew members were aboard the aircraft, a Bombardier CRJ-700 regional jet manufactured in 2004. A US Army UH-60 Black Hawk helicopter carrying three crew members – from the 12th Aviation Battalion, based out of nearby Fort Belvoir, Virginia – was traveling south over the Potomac River, just east of DCA on Wednesday evening. Its exact origin and takeoff time are unknown to...