Fifth 9/11 plane investigated as terrorist target: ‘There’s a good chance’
attack.“There is a good chance that somebody was plotting to try to use our airplane as a weapon of mass destruction,” pilot Tom Mannello says in “TMZ Investigates: 9/11: The Fifth Plane,” premiering Monday at 9 p.m. ET on Fox.TMZ said it spent six months investigating the “suspicious and alarming activities” aboard Flight 23, a Boeing 767 that was due to leave JFK Airport for LA at 9 a.m.Among the claims: Mannello said he learned two box cutters had been found in the first class seat pockets of the plane parked next to Flight 23 — which had a tail number one digit off.“If somebody was on the ground cooperating with them, they just simply made a mistake and put the box cutters on the wrong airplane,” Mannello said, claiming it “wouldn’t be the hardest thing in the world” to plant them at the time.In the hourlong special, flight attendants aboard the plane that day share their suspicions about four people in first class — two men, a child and a person who was dressed in a hijab, with the crew believing it was a man pretending to be a woman — and a man profusely sweating in business class.“It was odd because it was 8 o’clock in the morning, and airplanes are cold anyway, but it was a cool morning,” flight attendant Sandy Thorngren said of the man’s supposed perspiration.The flight crew reported struggling to get fruit plates for their first class flyers, who didn’t eat meat, igniting an argument between the passengers and the first class attendant, a woman identified in the documentary as “Deborah.”“I could hear them say, ‘We do not want to eat, we don’t need food.