transportation June 18, 2024 6:55 pm Where SANDAG is proposing to add tunnels to underground Del Mar's railroad tracks NBC 7’s Dana Williams explains the three options being considered. US & World Videos 2:49 Health violations prompt Barrio Logan's Las Cuatro Milpas to temporarily close 2:45 New California law expands who can be placed in an involuntary hold 2:30 San Diego military community reacts to New Orleans, Vegas attackers serving in military 3:53 San Diegans welcome 2025 with celebrations across the county 2:22 San Diego has one of the highest inflation rates