Senator Mike Lee (R-Utah) reacted to comments from Rep. Devin Nunes that the cases of 'unmaskings' during the Obama administration included information about civilians.

Nunes said there was a "treasure trove" of information about people other than Gen. Michael Flynn and Russian envoys.

"This is what governments do when left unrestrained," Lee said.

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He said he was troubled by the fact the Obama administration had enough power to cull information about everyday Americans.

"The government can use overwhelming force and power to engage in political espionage," he said.

Lee said legislators must follow the lead of Founding Father James Otis of Massachusetts, who warned against such activity.

"Otis was a big believer in that government will intrude into a man's house unless restricted," Lee said, calling for better oversight of spying activity.

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