"Monday, June 26: Your Essential 7"

A brief rebellion in Russia by a powerful mercenary group could weaken President Vladimir Putin's authority; the US Coast Guard is investigating the deadly sub accident during an expedition to the Titanic wreck; the Supreme Court is expected to release decisions on big cases including affirmative action and President Biden's student loan program; Canada is experiencing its worst fire season in modern history, with smoke from the fires potentially reaching parts of the US and Europe; wild weather has devastated Georgia's peaches.