The Interior Ministry said it had interrogated more than 50 people suspected of instigating the clashes, including a dozen minors.
The Federal Security Service, known by its initials in Russian, F.S.B., has interrogated the tolerance foundation's workers, family members and friends.
"It's going to be like Afghanistan all over again," Ali Soufan, a former F.B.I. agent who has interrogated dozens of Al Qaeda members, said.
An avuncular figure with a booming voice, he has interrogated almost every major Islamic radical since 1965, when he interrogated Sayyid Qutb.
Todd has interrogated several hit men, but, he said, "Vincent was the first one I ever talked to who seemed human.
He has interrogated them with the severity of a queen, the subtlety of a caterpillar, and the allusive sympathy of a mock turtle.
The cabal in question has interrogated my lab staff, seeking information about funding sources, then sharing that information via social media in the form of disparaging innuendo.
None has interrogated the rat genome for different gene classes that may be relevant for understanding methylome-transcriptome associations.
They could have – and, I believe, should have – interrogated that information so that it became evidence.
It had been sardonic, but urgent, too, when a virginal Stolarsky had interrogated Bruno on Bruno's experiences with girls.
