Deadly Brooklyn building collapse: Former FDNY leaders weigh in | Elizabeth Vargas Reports

Former FDNY Commissioner Laura Kavanagh and retired FDNY firefighter Kevin Kubler broke down the complex rescue operation underway at a Brooklyn building collapse, where crews are using drones, thermal imaging, robotics and search dogs to locate survivors. The experts praised firefighters for safely rescuing a pregnant woman from the rubble while warning that the painstaking search remains extremely dangerous due to the risk of shifting debris and a potential secondary collapse.