Bob Kopp, a self-employed film and sound technician by trade who covers events for free as a volunteer for Pinole Cable TV, records a Zumba class at the
Bob Kopp, a self-employed film and sound technician by trade who covers events for free as a volunteer for Pinole Cable TV, records a Zumba class at the senior center in Pinole, Calif. on Monday, Nov. 25, 2013. (Kristopher Skinner/Bay Area News Group) (Kristopher Skinner)