Senate Minority Leader Mitch McConnell (R-Ky.) announced he is stepping down as GOP leader in November. NBC News Chief Political Analyst Chuck Todd discusses key takeaways from the Michigan presidential primaries. Rep. Gerry Connolly (D-Va.) gives an inside look at Hunter Biden's closed-door deposition in the president's impeachment inquiry. President Biden seeks to reach a cease-fire deal between Israel and Hamas despite significant challenges. Former president Trump's grip on the Republican party grows while an RNC member introduces resolutions to curb his power.