safeguarding our elections. their latest concern, microsoft's announcement that it had shut down a phishing attack aimed at senate offices and two conservative think tanks. watch this. >> some of the undisciplined comments that the president makes creates just as much trouble for these people as they do for us. and the rest of our country. >> true to form, the kremlin promptly denied involvement. that is nonsense. the president should call it that and forcefully respond. >> julia ainsley, malcolm nance, nbc terrorism analyst. and clint watt, msnbc security analy analyst. jim, tell us more about what we learned about the hack targeting senators. >> ayman, so this is microsoft blowing the horn here, not the government. they're saying there are conservatives think tanks. one of those is the hudson