nearly all nato members have banned. arlette saenz has the story. hll meet at 10 downey street and then the president will travel to windsor castle for an engagement ing charles, the firste the two will meet since the king had his coronation back in may. they are expected to discuss issues of clean energy and climate change. after his visit to london, the president travels to lithuania for the nato summit. after that two-day summit, he will be heading to finland to