Summary: Monday on the NewsHour, America's top diplomat and China's president agree to stabilize relations while leaving daunting differences unresolved. New reporting shows FBI leadership resisted investigating former President Trump's role in the Capitol insurrection for more than a year. Plus, a group finds a unique clause in Montana's constitution to sue over inaction on climate change. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
