sheila mc-vickar with that story. >> on capitol hill, they were in session. >> i'm speaking of a damaging theft of intelligence information. >> not for the first time edward snowden was the main topic. >> what edward snowden stole and exposed is beyond his concerns. as a result we lost critical selections. >> tourists and other adversaries are going to school on u.s. intelligence sources methods and trade craft, and the in sights they are gaining are making our job harder. >> since fleeing the u.s., first for hong kong and moscow. the former n.s.a. contractor leaked secrets on an epic scale. >> if you printed them all and stacked them, they'd be more than three miles high. >> collection programs called prism, muscular, tumult and turmoil, sucking in data from phone and internet companies, most belonging to ordinary people, including americans who were suspected of nothing. embarrassing revelations about spying on foreign leaders, tapping angela merkel's cell phone, and edward snowden fold german tv - spying for commercial gain. >> does the n.s.a. spy on siemens, on other successful german