Here's some recent articles on whitewashing in Hollywood:
https://www.theguardian.com/film/2016/oct/05/yellowface-hollywood-asian-stereotypes-birth-of-a-dragon
http://www.huffingtonpost.com/entry/hollywood-yellowface-east-asians_us_55bfaa11e4b0d4f33a0382ad
http://www.nytimes.com/2016/04/23/opinion/why-wont-hollywood-cast-asian-actors.html?_r=0