Wednesday on the NewsHour, the U.S. and Germany agree to send tanks to Ukraine in a major boost to the nation's war effort. House Speaker Kevin McCarthy locks out leading Democrats from key committees, sparking partisan outrage on Capitol Hill. Plus, young volunteers work to counteract the growing mental health crisis among their peers.WATCH TODAY’S SEGMENTS:U.S. and Germany sending tanks to Ukrainehttps://www.youtube.com/watch?v=ztMgw2FyKAINews Wrap: California mass shooting suspect appears in courthttps://www.youtube.com/watch?v=VnUJSD5zTtsMcCarthy locks out leading Democrats from key committeeshttps://www.youtube.com/watch?v=venIXk7n0p0Latest wave of mass shootings sparks debate over gun accesshttps://www.youtube.com/watch?v=ZFmtJqMOtdUPope says laws that criminalize homosexuality are 'unjust'https://www.youtube.com/watch?v=91ZrjxRa-0MTeen volunteers staff crisis support line to help peershttps://www.youtube.com/watch?v=_VObpm0W36cWashington plan to fight extremism could be model for nationhttps://www.youtube.com/watch?v=1MNnzha2DI0Stream your PBS favorites with the PBS app: https://to.pbs.org/2Jb8twGFind more from PBS NewsHour at https://www.pbs.org/newshourSubscribe to our YouTube channel: https://bit.ly/2HfsCD6Follow us:TikTok: https://www.tiktok.com/@pbsnewsTwitter: http://www.twitter.com/newshourInstagram: http://www.instagram.com/newshourFacebook: http://www.pbs.org/newshourSubscribe:PBS NewsHour podcasts: https://www.pbs.org/newshour/podcastsNewsletters: https://www.pbs.org/newshour/subscribe00:00 - Introduction02:28 - Arming Ukraine14:52 - News Wrap25:34 - Guns in America31:24 - LGBTQ & the Church36:57 - Early Warnings47:38 - Countering Extremism