The United States introduced a new model of strategic bomber.

Today bomber Bed and 21-exists only in concept form, however, the US Air Force are confident that the first aircraft of this model will go to the construction in the year 2020, although in fact, before it will spend more than a dozen trials.

According to the US Air Force, the new bomber B-21 become more effective replacement for the now existing strategic bomber B-52, in this case, the cost per aircraft will be about 550-650 million dollars, while US forces supposed to fill in the 80 -100 aircraft of this model, which in turn will make the total contract 45-50 billion dollars.