Los Angeles January 31, 2024 11:31 pm Graffiti artists vandalize Downtown LA building A downtown Los Angeles high rise building has been vandalized with graffiti art on nearly each floor. Robert Kovacik reports for the NBC4 News on Jan. 31, 2024. US & World Videos 1:34 Woman killed by rock thrown through car windshield in Antelope Valley 2:32 Another hidden camera found in yard of Arcadia home 2:12 5 people killed in plane crash on Catalina Island 2:32 Woman killed by possible DUI driver in Anaheim 2:42 Man accused of breaking into USC students' home