Terrorist Attack Given News Today

The fbi is investigating. this is just coming to us at this moment. what do we know? >> this apparently were told this happened at the bishop airport in flint, michigan. a police officer was stabbed in the neck. this appears to be a random, completely targeted attack against a police officer. the fbi is responding. they are there. they have joined this investigation. obviously, a lot of concern over whether or not this was some sort of terrorist attack given whats been going on overseas and some...