And James Comey, who served as FBI director before Trump fired him in May, has acknowledged that Trump was not the target of the agency's Russia meddling-collusion probe.
Akhmetshin has also lobbied against the Magnitsky sanctions placed on a number of high-level Russian officials.
"Ok let's try to deflect blame & throw those in @SecretService who protect @POTUS @realDonaldTrump @FLOTUS & family under the bus", she said on Twitter.
Sekulow made the Sunday talk show rounds and repeatedly said the president didn't know about the meeting and his son didn't break any laws by holding it in the first place.
A close adviser to the Trump White House described the Don Jr. revelations as a "Category Five hurricane," CBS News' Chief White House Correspondent Major Garrett reported Thursday.
"He has found himself in the middle of an international scandal and he is terrified".
Attorney Alan Futerfas said the man was described as a friend of Emin Agalarov, a Russian pop star who was a client of Rob Goldstone, a music publicist who had arranged the meeting, and possibly of Velenitskaya's, NBC said.
Speaking on ABC News' This Week, Sekulow implied that the Secret Service could ultimately be at fault if there was anything wrong with the meeting because they let the attendees into Trump Tower.
Once the campaign subsequently denied any Russian involvement and continued to label such reports as fake news, Trump gave Russian President Vladimir Putin enormous leverage.
President Trump returned to U.S. following a trip to Paris, just as a new development hit the press.