right now a story we've been following. russian rescue crews searching for any survivors after a military plane carrying 92 people aboard crashed into the black sea. crews recovered some wreckage and at least one body. plane took off from the resort city of sochi and disappeared from radar two minutes after taking off. it was good weather at the time. the flight was transporting 64 members of the alex and drov ensemble choir for a christmas concert near the syrian province of la ta kia. authorities say they're investigating all possible causes for the crash. at this time, they say they have not ruled out terrorism. irony of modern times. the holiday season that has been celebrated as a time of peace and community now comes with a warning from governments to be vigilant from outside attacks. our own rob schmidt is in new york with the very latest on heightened security steps.