Fact check the letter never happened but I did hear about it
https://www.snopes.com/fact-check/mccain-campaign-contributions-russian-government/
Some are saying he never sent the letter. Also, you watched the news on R.T RT is notorious for promoting Russian propaganda and obviously the letter. I think there is a ton of misinformation being spread, and it usually revolves around Russia. Don't believe half of the things you read.
https://www.snopes.com/fact-check/mccain-campaign-contributions-russian-government/
Some are saying he never sent the letter. Also, you watched the news on R.T RT is notorious for promoting Russian propaganda and obviously the letter. I think there is a ton of misinformation being spread, and it usually revolves around Russia. Don't believe half of the things you read.