The decision immediately put 14,528 Avro employees, as well as nearly 15,000 other employees in the Avro supply chain of outside suppliers, out of work. Declassified records show Avro management was caught unprepared by the suddenness of the announcement by the government; while executives were aware that the program was in jeopardy, they expected it to continue until the March review. It was widely believed during this lead-up to the review, the first Arrow Mk 2, RL-206, would be prepared for an attempt at both world speed and altitude records.