threatening to carry out attacks over there and in the u.s., and that wasn't the whole plan. >> two suspects threatened to plant a bomb on new york's coney eye and and to kill president obama and wait until you hear in a few moments how authorities uncovered their plot. but this morning law enforcement across the country on high alert for other violent extremists we have this story covered from every angle, beginning with will ripley in brooklyn, new york. >> we've been working to learn more about the two younger suspects arrested here in brooklyn including a 19-year-old who lived in this building behind me. he paid just $571 to get a ticket to try to fly over try to join isis a plot that was only foiled by the federal authorities because of the fact that these two young men were so careless. >> the initial actions were effectively to go to syria. >> this morning two men intent on waging war with isis according to the february are