Yanni has performed concerts in troubled areas of the world , such as in Tunisia one week after the July 17 , 2014 , terrorist attack that killed 14 , and in Egypt to convey an image of stable security after the Egyptian Crisis ( 2011 – 14 ) but between whose two Great Pyramids concerts occurred the October 31 , 2015 , terrorist downing of Metrojet Flight 9268 in the Sinai Peninsula
Metrojet Flight 9268
Metrojet Flight 9268
Yanni