The chairman of the House Homeland Security Committee said on Sunday that President Obama has inadequately explained the National Security Agency’s (NSA) controversial telephone surveillance program.

Rep. Michael McCaul (R-Texas) said during an appearance on NBC’s “Meet The Press” that the program, which has come under fire from privacy advocates, was not against the law.

“I think when the story initial broke, the president went undercover,” McCain said. “He just finally came out last Friday with ways to try to salvage the program by window dressing.