The opening gambit of an effort to ban nuclear weapons had an improvised feel to it when diplomats from more than 100 countries met at the United Nations headquarters in New York last week.Although Costa Rica's Ambassador Elayne Whyte Gomez deftly guided the delegates through tricky procedural shoals, the real work will begin in June when negotiators plumb the deeper waters of substance.Will the ban prohibit discrete activities like the use of nuclear weapons? The threat of use? Stockpiling? Transit? Or will it seek to prohibit everything related to nuclear weapons and include verification …READ FULL ARTICLE