President Trump says he will declare the Strait of Hormuz a U.S. territory as the war with Iran takes a growing toll on troops, weapons and wallets. Rep. Mike Flood (R-Neb.) discusses his re-election campaign in a district Democrats view as a pickup opportunity. Luigi Mangione pleads guilty to federal charges before standing trial for the murder of United Healthcare CEO Brian Thompson. For more context and news coverage of the most important stories of our day, click here: nbcnews.com » Subscribe to NBC News: nbcnews.to/SubscribeToNBC » Subscribe to Here's the Scoop podcast: nbcnews.com/heres-the-scoop-daily-podcast » NBC News App: apps.nbcnews.com/mobile » Breaking News Alerts: link.nbcnews.com/join/5cj/breaking-news-signup?cid=sm_npd_nn_yt_bn-clip_190621 » Visit NBCNews.Com: nbcnews.to/ReadNBC » Find NBC News on Facebook: nbcnews.to/LikeNBC » Follow NBC News on Twitter: nbcnews.to/FollowNBC » Follow NBC News on Ins...