Raging flames leaped from an apartment building on Manhattan's Upper West Side Tuesday, raining debris onto the sidewalk and spewing smoke across the cityscape. The fire broke out at a six-story building on 107th Street and Amsterdam around 8:20 a.m., according to the FDNY, and escalated to a fourth alarm shortly after 9 a.m. The building is thought to house about 40 units. #nyc #upperwestside #fire Streaming: 4.nbcny.com/omTY3Qz Facebook: 4.nbcny.com/mbeh714 Instagram: 4.nbcny.com/g5YlkcI X: 4.nbcny.com/kAuuwUN TikTok: 4.nbcny.com/FSFRlmD NBC 4 New York / WNBC is the flagship station of the NBC Owned Television Stations division of NBCUniversal, serving the New York Tri-State area with an unparalleled commitment to excellence for more than 75 years. For more information about NBC 4 New York, visit NBCNewYork.com.