U.S. President Joe Biden and Russian President Vladimir Putin on Tuesday agreed to extend the last remaining treaty capping their nuclear arsenals, with both sides signaling intent for a five-year extension, according to the White House.The agreement on the New Strategic Arms Reduction Treaty, which is set to expire on Feb. 5, was reached when Biden held his first phone talks with Putin after taking office last Wednesday.The two leaders discussed "both countries' willingness to extend New START for five years, agreeing to have their teams work urgently to complete the extension by Feb. 5," …READ FULL ARTICLE