Terrifying videos show passengers fleeing the Frontier Airlines plane which struck an apparent trespasser at Denver airport – as smoke fills the cabin. Some travelers ignored warnings to leave their belongings as they rushed to evacuate the hazy cabin Friday night caused by an engine fire. One video showed the Los Angeles-bound Airbus A321neo plane hurtling down the runway at speeds just under 140mph – before there was a bright orange flash, with sparks seen flying from the back of one of the plane’s engines. Footage shared on TikTok captured the moment a Frontier Airlines plane struck an apparent trespasser on the runway at Denver airport. @aviat.addict/TikTok Passengers ignored instructions to their leave bags on board as they rushed to evacuate the dark, hazy cabin – with one shouting, “Fire on the engine, let me out.” “Smoke filled the cabin completely — it was super hard to breathe,” Nikil Thalanki told KUSA .…