8 Children Killed in Louisiana Shooting and U.S. Iran Peace Talks Threatened: What You Need to Know

Threats to peace talks as the U.S. seizes an Iranian tanker in the Strait of Hormuz; the horrific mass shooting - at least 8 children – ages 3 to 11 years old – are killed in Louisiana; dozens of animal activists are arrested while attempting to free beagles from a Wisconsin biomedical research facility; a hot air balloon makes an emergency landing in a California backyard and the hero principal - who tackled a gunman at his Oklahoma school - is named "prom king." Watch more episodes of What You Need to Know streaming on @disneyplus : https://www.disneyplus.com/browse/ent...