New photos of the Boeing 777 engine that failed mid-flight show where a blade snapped off inside

<p><img src="https://static2.businessinsider.com/image/6034e0c7bed5c50011a2bfc9-2000/United 2x1 Skitch.jpg" alt="United 2x1 Skitch" data-mce-source="YouTube/9News/National Transportation Safety Board/Business Insider" data-mce-caption="A composite imagine showing the failing engine of United flight 328, and a photo of the damaged engine shared by investigators." border="0"></p><p></p><bi-shortcode id="summary-shortcode" data-type="summary-shortcode" class="mceNonEditable" contenteditable="false">Summary List Placement</bi-shortcode><p>New photos show a Boeing 777 engine that failed mid-fight, including a broken fan blade that snapped off inside.</p><p>The images were released by the US National Transportation Safety Board (NTSB) late on Monday. They show the United Airlines plane that was forced to turn back and land in Denver, Colorado, on Saturday.</p><p>An image of the Pratt &amp; Whitney PW4000 engine shows where a fan blade snapped off, and damage to the blade beside it:</p><p><img src="https://static1.businessinsider.com/image/6034d220bed5c50011a2bfa7-1536/50970654253d4b390c0e5k.jpg" alt="United Airlines Boeing 777 Engine" data-mce-source="National Transportation Safety Board" data-mce-caption="A National Transportation Safety Board photo shows the engine of United Airlines flight 328." border="0"></p><p><a href="https://www.ntsb.gov/investigations/Pages/DCA21LA085.aspx">Investigators said on Monday</a> that most of the damage to the plane was confined to a single engine.</p><p>It said that its examination showed that two of the blades were fractured and part of one was embedded in the ring around the edge of the engine.</p><p>They said that one of the fractured blades snapped off, likely hitting and damaging the other.</p><p>NTSB Chairman Robert Sumwalt said at the Monday briefing that the damage to the engine seemed "consistent with metal fatigue."</p><p>The NTSB cautioned that it had only done a preliminary inspection, and that it was not yet drawing conclusions as to what went wrong with the plane. A full investigation is underway.</p><p>Another photo shows the plane after the flight, with its engine cover separated:</p><p><img src="https://static6.businessinsider.com/image/6034d2e8d9208800185916cb-2000/5097066446326658fff2fk.jpg" alt="United Airlines Boeing 777" data-mce-source="National Transportation Safety Board" data-mce-caption="The damaged engine of the United Airlines plane." border="0"></p><p>Investigators also shared photos of damage to the plane's body. They described the section of fuselage as non-critical to flight.</p><p><img src="https://static3.businessinsider.com/image/6034d450d9208800185916cc-2048/50971339066d01945a9d2k.jpg" alt="United Airlines Boeing 777" data-mce-source="National Transportation Safety Board" data-mce-caption="Investigators said a non-critical part of the plane's body was damaged." border="0"></p><p>229 passengers and 10 crew were on board, according to the NTSB. No injuries were reported.</p><p>Video footage captured during the flight showed the broken engines on fire:</p><biembeddedobject id="231e7993-3443-4b38-9793-674265327d2c" class="youtube mceNonEditable" style="width: 560px; height: 315px;">Youtube Embed: <br>//www.youtube.com/embed/sBxe4cQzUIY <br>Width: 560px <br>Height: 315px</biembeddedobject><p>And photos show that debris from the plane landed in neighborhoods near the airport in Colorado:</p><p><img src="https://static2.businessinsider.com/image/60338160bed5c50011a2bc43-2000/GettyImages-1231291786.jpg" alt="Boeing 777" data-mce-source="Michael Ciaglo/Getty Images" data-mce-caption="Pieces of an airplane engine from United Airlines Flight 328 sit scattered in a neighborhood on February 20, 2021 in Broomfield, Colorado." border="0"></p><p>The NTSB said it was analyzing the cockpit voice recorder and flight data recorder from the plane.</p><p>The NTSB's investigations into such incidents typically take more than a year.</p><p>United Airlines has suspended its use of all 24 of its 777 planes with that engine that it has in service. The airline also has 28 of the planes with that engine in storage.</p><p>Other airlines who fly the model&nbsp;Korean Airlines, Asiana Airlines, Japan Airlines, and All Nippon Airwaysare suspending their active 777 planes with the engine too.</p><p>And <a href="https://boeing.mediaroom.com/news-releases-statements'item=130829" data-analytics-module="body_link" data-analytics-post-depth="20" data-uri="85959fe6e0f728e1f909a556f254f149">Boeing said</a>&nbsp;that it supported the move, recommending that airlines suspend their use of Boeing 777s with that engine. It said that 69 are currently in use around the world, with more in storage.</p><p>The head of the US Federal Aviation Administration <a href="https://www.businessinsider.com/faa-orders-inspections-on-boeing-777-after-engine-failure-2021-2'r=US&amp;IR=T">said on Sunday</a> that he was requiring "immediate or stepped-up inspections" of the planes with that engine.</p><p><a href="https://www.businessinsider.com/damage-to-united-boeing-777-engine-consistent-with-metal-fatigue-ntsb-2021-2">Reuters</a> reported that Pratt &amp; Whitney said it was coordinating with regulators.</p><p><a href="https://www.businessinsider.com/united-boeing-777-photos-broken-blade-damaged-engine-after-flight-2021-2#comments">Join the conversation about this story &#187;</a></p> <p>NOW WATCH: <a href="https://www.businessinsider.com/candy-corn-ingredients-made-of-gelatin-lac-resin-halloween-sugar-syrup-2017-10">What candy corn is actually made of</a></p>
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