These tells it all that Trump was of too Racist:
1.He condoned the beating of a Black Lives Matter protester
2.He questions whether President Obama was born in the United States
3.He refused to condemn the white supremacists who are campaigning for him
4.The Justice Department sued his company ― twice ― for not renting to black people
5.He attacked Muslim Gold Star parents
These are all facts and can be seen from from this link http://www.huffingtonpost.com/entry/donald-trump-racist-examples_us_56d47177e4b03260bf777e83