washington republican lawmakers appear reassess whether make change surveillance law allow broad snoop internet communications cite concern handle classify intercept leak conversations russian officials american associate president donald trump law know section 702 foreign intelligence surveillance act allow u.s. intelligence agencies collect vast amount communications foreigners often incidentally scoop communications americans recently republicans quick defend section 702 congress expect renew without major change expire end year though long criticize privacy advocate new front potential opposition section 702 emerge republicans sputter view politically motivate leak agencies amid probe collusion russian government trump 2016 presidential election campaign tensions burst full view monday u.s. house representatives intelligence committee hear fbi director jam comey confirm agency investigate tie republican representative tom rooney tell comey national security agency director mike rogers also testify concern leak would undermine support section 702 even though appear lead directly leak republicans fume try retain tool year try convince colleagues really important national security somebody intelligence community say know hell go release person name go get something go hurt rooney say remove glass apparent exasperation democrats committee focus question comey rogers whether trump aid may suspicious tie russian officials republicans repeatedly redirect conversation focus whether enough safeguard place prevent leak americans u.s. intelligence agencies accuse moscow attempt influence election favor republican trump part hack email democratic party operatives russia deny allegations trump criticize intelligence agencies deny anything russia section 702 surveillance intend apply foreigners live overseas elaborate rule govern incidental coverage americans information sometimes use nonetheless privacy advocate say communications belong many tens millions americans could catch search despite concern leak white house official tell reuters early month trump administration favor reauthorization year expire portion fisa without change address privacy concern monday several republicans seek directly link media report reveal trump former national security advisor michael flynn exchange call presidential transition russian ambassador sergei kislyak sanction debate section 702. flynn tell vice president mike pence speak kislyak sanction assertion contradict news article cite transcripts surveillance intercept lead flynn ouster comey rogers say section 702 surveillance unrelated intercept flynn call collect leak press information would likely gather different part fisa wholly separate authority distinction make difference people watch television representative trey gowdy respond add renewal section 702 jeopardy get resolve hear echo conversations take place close meet senior intelligence officials month house judiciary committee expect take lead write legislation seek reform renewal section 702. two source familiar meet say several lawmakers seek clarity many intelligence officials access classify surveillance information frustrate lack clear answer rogers say monday 20 people nsa include possess authority unmask americans whose communications ensnare via foreign intelligence program select officials agencies also authority include federal bureau investigation department justice cia section 702 enable sweep surveillance program know prism upstream reveal publicly 2013 former nsa contractor edward snowden prism gather message data alphabet inc google facebook inc microsoft corp apple inc major tech company send foreign target surveillance upstream allow nsa copy web traffic flow along internet backbone locate inside unite state search data trump 's russian imbroglio prompt republican rethink surveillance law