NEW: President Trump announces that the U.S. will host the biggest air show in the world within the next two years. Trump vows to make America's show "bigger"

NEW: President Trump announces that the U.S. will host the biggest air show in the world within the next two years. Trump vows to make America's show "bigger" and "grander" than the Paris Air Show. "It won't even be close," Trump says, explaining that the massive showcase will feature everything f…