The Pew study Trump cites found errors only in registration records for potential voters, not in votes. FactCheck.org gave this a thorough fact-check and debunked Trump's claim. The Pew study is also available online.
No evidence of voter fraud
About that Pew study
Here it is
This was one of many tweets Trump posted accusing the Emmys of unfair judgment toward "The Apprentice" when awarding trophies.
Here are the numbers
The letter's details
It's true. In 1987, trump penned a scathing open letter to the Reagan administration. It read, in part, "The world is laughing at America's politicians as we protect ships we don't own, carrying oil we don't need, destined for allies who won't help."