Story highlights Rep. Devin Nunes step aside from leading the House intelligence investigation last month

"I don't talk about intelligence," the California Republican said Thursday

(CNN) The former head of the House Russia investigation, Rep. Devin Nunes, is continuing to review intelligence relating to Russia, a move that has Democrats grumbling that he has violated the spirit of his recusal.

Nunes, a California Republican, took a trip to the CIA this week to review Russia intelligence, according to House intelligence committee sources. As word of Nunes trip trickled out among lawmakers this week, it angered Democrats who thought that they had moved past the chaos spurred by Nunes' coordination with the White House.

Rep. Mike Quigley, an Illinois Democrat on the House Intelligence Committee, shrugged when asked if he was concerned that Nunes had not completely removed himself from the House Russia investigation.

"He recused himself, so he can set those limits," Quigley said.

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