Monday on the NewsHour, Russia tries to project a sense of order after a short-lived mutiny exposes instability and raises questions about Vladimir Putin's future. A dangerous heat wave plagues Texas as the worsening effects of climate change become clearer. Plus, we examine the first year of a high school African American studies program that's been praised by some and fiercely opposed by others. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders