A helicopter crash in NYC killed the pilot as the vehicle landed badly on the rooftop of the 787 Seventh Ave. building's helipad and started a fire. The assassinated half-brother of North Korean Leader Kim Jong Un was reportedly a CIA informant, Kim Jong Nam was killed at a Malaysian airport in 2017 by two women with a nerve agent. The head of the UN's atomic watchdog agency says Iran has followed through on threats to enrich uranium, but still may be below the stockpile limits in Tehran's deal with the UN. Several GOP senators are siding with Senate Democrats to rebuke Donald Trump's planned arms sales to Saudi Arabia, but it's unclear what, if anything, the Senate can do at this point. The US Supreme Court will hear arguments later this year on a lawsuit by an African-American owned cable network against cable giant Comcast over discrimination in refusing to carry it.