article_snippet: Investigators revealed that Captain Sondenheimer can be heard banging on the cockpit door urging Captain Sondenheimer colleague to open up until the jet hits the Alps at more than 400 miles per hour.
article_snippet: Audio leading up to the crash revealed that Captain Sondenheimer had complained that Captain Sondenheimer did not have enough time to use the toilet while the aircraft was on the ground in Barcelona.
article_snippet: As soon as the aircraft achieved the aircraft cruising altitude of 38,000 feet, Captain Sondenheimer can be heard leaving the cockpit.
article_snippet: Scroll down for video .