More than a dozen students remained alive for over an hour before officers entered their classrooms. The commander feared a risk to officers’ lives, new documents show.
Source: https://t.co/HDmw6TMng8t The physics and math behind a vortex reconnection: https://t.co/EntGIVt5PA, https://t.co/3t7EDVSczO] https://t.co/QmP6Rg50ha