South Dakota Senator John Thune made a floor speech about the dangers posed to the US by North Korea.
He says their nuclear program has progressed faster than anyone expected
Thune says the air exercises in the past week were just a preview of what could be coming
Thune says Congress and the country needs to be ready to respond
The North Koreans launched a larger rocket, with the possible range of up to four thousand miles.
(WNAX)