The Situation Room with Wolf Blitzer and Pamela Brown

Police reveal the Texas school gunman was not confronted by anybody before he entered the building through an apparently unlocked door and remained inside for about an hour until he was killed. Authorities are facing growing questions and criticism over their response to the massacre. Our correspondents are covering every angle of the story, including our CNN teams on the ground in Texas.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

After the deadliest U.S. school shooting in nearly a decade, officials now reveal that the gunman posted messages about his plans minutes before he massacred 19 children and 2 teachers at a Texas elementary school. He also sent chilling texts about the attack to a girl he met online. CNN has obtained those texts.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

Another tragedy of American gun violence as 15 people are killed at an elementary school in Texas. We are providing extensive live reporting and perspective on today’s horrific event. Texas Rep. Joaquin Castro joins to share what Congress can do to prevent mass shootings.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

President Biden creates confusion over the U.S. stance on Taiwan after vowing the U.S. military would respond if China invades. Now, Beijing is accusing him of playing with fire as the White House tries to walk back the comments. Also tonight, 35 tons of baby formula land in the U.S. from overseas amid the dire shortage that has put some infants in the hospital.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

President Biden is confronting multiple crisis in Asia on his first visit to the region as President. In the United States, the baby formula shortage continues to throw the White House into crisis mode. Plus, Russia says the long and bloody battle for the steel plant in Mariupol is now over marking Moscow’s biggest victory of the war. To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

President Biden vows NATO will be stronger against Russian aggression as Finland and Sweden seek to join the alliance. Pentagon press secretary John Kirby joins to provide his assesment of the war. Also, concerns are growing about the spread of monkey pox as a rare case is confirmed in the United States.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

In the war-ravaged northeast, Ukrainian forces now say they have recaptured new territory as they push closer to the Russian border and attempt to push back Kremlin troops on multiple fronts. In Mariupol, more Ukrainian forces evacuate as the city comes under Moscow’s control. Plus, we break down results from key primaries across the nation.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

President Biden visits the mourning community in Buffalo and says the racist ideology that led to mass murder cannot be tolerated anywhere. The mayor of Buffalo joins to provide updates on the two people arrested after making threats following the mass shooting. Also, key primaries are taking place in five states across the nation.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

Officials are now revealing chilling new details of the Buffalo supermarket killer's planning, saying he intended to continue his rampage. Also tonight, Ukrainian forces are claiming major gains on the battlefield amid significant Russian losses. Plus, a deal has been reached to reopen a plant to help with the nationwide infant formula shortage.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices

The battlefield in Ukraine shifts once again as Russia’s northern retreat reveals new atrocities. Also, the first war crimes trial against a Russian soldier begins in Kyiv. Plus, President Biden is on the defensive as he struggles to tame a baby formula shortage which has many parents in crisis.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices