Bombardier Challenger 604, Teterboro, N.J., Oct. 31, 2006–The NTSB attributed this incident to the Bombardier Flexjet pilot’s excessive maneuver to avoid another airplane in response to a traffic collision alert on approach to Teterboro Airport. Also cited was the pilot’s failure to follow company procedures, which included beginning a visual search for the other aircraft and a warning that “certain vertical speeds were not safe.