[ female announcer ] today cisco is connecting the internet of everything. so everything works like never before. [ male announcer ] engine light on? come to meineke now for a free code scan read and you'll say...my money. my choice. my meineke. we're learning that russia not only tipped off the fbi about tamerlan tsarnaev but also the cia. after the fbi didn't seem to find anything wrong. as our joe johns reported, that second warning from russia came just months after the fbi formally cleared tsarnaev. still, his name went into at least three federal data bases. this new cia development tonight is raising serious questions about what this nation's intelligence agencies did with the information and whether they missed obvious warning signs about an emerging jihadist.