These are the top stories the Cheat Sheet team is watching: The Delta variant becomes the dominant strain of the coronavirus in the U.S.; Haiti ambassador says “there’s no doubt about it” that the assassination of the president was an “inside job;” An Arizona official wants to look into Donald Trump’s elections dealings in the state; Feds give a pricey incentive to anti-vaxxers; Authorities have yet to find any evidence that a transgender person was at an L.A.-area spa the day an attack was said to have occurred; A man’s pet zebra cobra snake is caught.   See acast.com/privacy for privacy and opt-out information.