Southern California April 22, 2024 6:43 pm Construction begins on high-speed rail to Las Vegas Officials broke ground Monday on a new high-speed rail system that will connect Southern California and Las Vegas. Bailey Miller reports for the NBC4 News on April 22, 2024. US & World Videos 3:01 AAA urges drivers to ‘move over or slow down' 2:26 Menendez brothers' family to plead for their freedom 2:36 2 dead, 1 hurt in Bellflower shooting apartment 2:02 Santa Monica College shooting suspect killed by self-inflicted gunshot 2:57 Burbank family fights to save dog from being euthanized after bite