Sylvia Adcock : Nothing that would cause a problem , the Malaysians assure us . Investigators need to look closely at Flight 370 's cargo manifest . Adcock : Malaysian authorities said jet was carrying 440 pounds of lithium ion batteries . Adcock : The ion batteries are flammable , can burn in a way that 's difficult to extinguish . Checking this is at least as important as investigating jet 's flight simulator , she said .
Sylvia Adcock : Investigators need to look closely at Flight 370 's cargo manifest . Adcock : Malaysian authorities said jet was carrying 440 pounds of lithium ion batteries . Adcock : The ion batteries are flammable , can burn in a way that 's difficult to extinguish . Checking this is at least as important as investigating jet 's flight simulator , she said .