blasio and the police commissioner, bill bratton. brian williams is standing by to continue the breaking coverage. this is a striking moment here. you have our pete williams reporting that the same e-mail threat was sent to new york as well as the los angeles school district. bratton there dismissing it as not credible, noting some of the language and comparing it to a television show that they found in a way this e-mail to be ludicrous. now you have at the same time 650,000 students in the second largest district in this country being told not to show up for school, if this is the same e-mail, this is extraordinary in that both have said -- were said to have conferred with the fbi here. >> it sure is. i have been listening to l.a. local news radio, and as we have been covering, as you have been discussing on the air, it is impossible to overstate what this has done to the nation's second largest school system in a state of 44 million people, southern california, has been on