Ouch

Powell said Trump “has not been an effective president” and “lies all the time,” starting with his first day in office about the size of the crowd at his inauguration.

  The Hill

As opposed to only when it really matters, like most politicians.

“I didn't vote for him [in 2016]. The situation ... has gotten worse,” he said. “Every American citizen has to sit down and think through — don't listen to everybody out there. Don't read every newspaper. Use your common sense. Say, ‘Is this good for my country?’”

[...]

Trump called Powell a "real stiff" in a tweet after the former general announced his endorsement of Biden.

"Colin Powell, a real stiff who was very responsible for getting us into the disastrous Middle East Wars, just announced he will be voting for another stiff, Sleepy Joe Biden. Didn’t Powell say that Iraq had 'weapons of mass destruction?' They didn’t, but off we went to WAR!" Trump said.

Well, he's not lying about THAT.

...but hey, do what you want...you will anyway.

UPDATE:

That too.