The US and Iran finalized their ceasefire memorandum with a formal signing set for June 19 in Switzerland, lifting the naval blockade of the Strait of Hormuz and triggering a sharp drop in crude oil prices to their lowest since March. Fox Corporation is acquiring streaming platform Roku for $22 billion, reshaping the media industry's distribution strategy. Plus the Bank of Japan raises rates to 1 percent amid energy-driven inflation, NOAA officially declares El Niño has formed in the Pacific, a…