Who is the mysterious Russian lobbyist who met Donald Trump Jr?

Rinat Akhmetshin once worked for military intelligence in the former Soviet Union

When Donald Trump Jr., his brother-in-law and his father’s campaign chairman sat down with a Russian lawyer last June expecting to receive incriminating information about Hillary Clinton, the lawyer brought along a chatty Russian-born Washington lobbyist named Rinat Akhmetshin.

Akhmetshin’s presence at the meeting, reported today by the Associated Press, only deepens the mystery surrounding that encounter.

Like Natalia Veselnitskaya, the Kremlin-linked lawyer who showed up at the Trump Tower meeting, Akhmetshin is a colorful character, with a murky personal history and myriad ties to powerful Russian political and business leaders.

When I interviewed Akhmetshin last year, he told me