Thousands of U.S. troops could be heading to Russia’s doorstep. The pentagon is putting 8,500 American troops on higher alert for any possible deployments to Eastern Europe as fears of a Russian invasion escalate quickly. Former Supreme Allied Commander James Stavridis discusses the potential U.S. response to an invasion of Ukraine by Russia. NBC’s Matt Bodner reports from Moscow on Russia’s denial that it plans to invade Ukraine. NBC’s Matt Bradley also reports on how Ukraine is preparing for a possible Russian invasion. NBC’s Pete Williams reports on the Supreme Court agreeing to take up a case that challenges affirmative action in college admissions. CNBC’s Perry Russom reports on the fight against gun violence and rising crime in New York City. CNBC’s Eunice Yoon reports on Beijing’s Olympic preparations as the country steps up Covid testing ahead of the games. Plus, a grand jury has been convened in Georgia to investigate potential interference by former President Trump in the 2020 election.