firearms are not allowed on this base, some people may be surprised about that because it is a military base. do we have any idea how this gun got on shamrani? >> i can tell you having visited many military bases that you almost never, your person is not searched when you enter a military base, a vehicle will be searched for bombs, but these are small cities, it's not possible to search every individual, prevent them from carrying a weapon onto the facility. and that will remain the case. so while people are talking about tightening security, these are not places that you can insure 100% safety. you can't prevent people from bringing things on unless you're willing to have them stand in line for what could be for hours. going through metal detectors. >> our nbc national security correspondent ken delaney. on the 2020 trail, what mike bloomberg says he should not have said about cory booker, why the senator was taken aback by the byron's remark. and the outcry in florida over a deadly police chase and