Kevin O'Keefe, a passenger on board, gave his account on BBC Hardtalk recently. He is apparently willing to tell his story to an enquiry, even in Israel. He was on the "front line". Also there is any amount of documentary evidence taken from those on board and still presumably in the hands of the IDF or Israeli authorities. Let's have a proper inquiry.
Northern California wildfire doubles in size, displaces thousands (Reuters)
from the article: Despite wider remit, soldiers won't be questioned in Gaza flotilla probe