Campus Sending Alerts to Stay Inside: Harvard Student

Friday, 19 Apr 2013 | 12:00 PM ET

The latest in the manhunt for Dzhokhar Tsarnaev, a suspect in the Boston bombings, with CNBC's Bertha Coombs; Brian Shactman; and Scott Cohn. Harvard University graduate student Melissa Nozell, shares an update on the lockdown in Boston.