All of Israel is more than thankful to turkey for the help they have provided. Israel would have done the same had it been the other way around just like it helped in numerous earthquakes back then. However, apologizing over the flotilla will disrespect first and foremost Israel itself and the soldiers critically injured in the incident.
Aden hotel used by Yemen goverment hit by grenade (Reuters)
from the article: Israel-Turkey diplomatic crisis nears its end