Rio Tinto parted ways with its chief executive and two deputies on Friday, bowing to a shareholder outcry over the destruction of two significant Aboriginal rockshelters and what was seen as the miner's inadequate initial response.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline
