Kinda in a hurry right now, so I didn't check if someone posted this before but here it is again if it's the case.
Here are some relevant news (I included March 2 because since the messages were sent late night, they could have appeared with the next day date in the archives… unsure)
3/1 was when Sessions recused himself from the investigation…
https://www.nytimes.com/2017/03/02/opinion/russias-attack-an-alternate-history.html
https://www.nytimes.com/2017/03/02/opinion/how-the-internet-threatens-democracy.html
https://www.nytimes.com/interactive/2017/03/02/us/politics/sessions-russia-timeline.html
https://www.nytimes.com/2017/03/02/us/politics/jeff-sessions-russia-trump-investigation-democrats.html
https://www.nytimes.com/2017/03/02/briefing/kim-jong-nam-jeff-sessions-snapchat.html