PRI's The World Published by PRI's The World North Korea claims it’s now able to nuke the US mainland Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/657390/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend North Korea is celebrating the launch of a ballistic missile from a submarine. Regime leader Kim Jong Un says his nuclear weapons can now strike the US mainland. Should Americans be worried?