The first Grand Slam (22,000-pound) bomb is dropped from an Avro Lancaster flown by Royal Air Force Squadron Leader C.C. Calder. Two spans of the Bielefeld railway viaduct in Germany are destroyed.
BAE Systems is building a new slate of compact electronic warfare tools for small airborne platforms that could coordinate with fighters, work with helicopters, or augment legacy aircraft with outdated, hard-to-update EW suites.
