Sam Brock on Hurricane Sally’s destruction in Pensacola, FL: ‘This just continues to escalate.’

Hurricane Sally is causing life-threatening flooding in the Gulf Coast. This catastrophic storm is hitting hard portions of the Florida Panhandle and Southern Alabama. NBC's Chris Jansing joins Craig Melvin from Mobile, Alabama and NBC's Sam Brock from Pensacola, Florida to share their on the ground reporting from these hard hit regions.Sept. 16, 2020