The MH370 has the following dimensions
Wing span 60.9 metres; Overall length 63.7 metres; Tail Height 18.5 metres
Just thinking out loud... but a piece that's 24m long, seems a bit small. To me it makes me think of a boat or something similar. I guess the news agencies are happy with this news today, at least they don't have to keep on repeating the fluff from the last few days.