The 1989 Loma Prieta earthquake caused a lot of destruction. It also stirred up a lot of change. And helped create new things, like NERT, the Neighborhood Emergency Response Team. NERT started as a way to prepare for natural disasters, but it's got some problems that are man-made. Back in 2023, KALW’s Wren Farrell went out to see what role NERT might play in the city’s next big emergency.