Greenwich Entertainment has released the trailer for Ryan White’s gripping documentary Assassins. The film follows the shocking and audacious murder of Kim Jong-un’s murder at a crowded Malaysian airport by two women who smeared his face with VX poison. Were they spies working on the behalf of North Korea? Or were they merely pawns in a much bigger game that saw them as disposable assets? I caught the film at Sundance earlier this year and thought it was terrific. In my review, I wrote: The picture Assassins paints of the North Korean espionage plans is both impressive …