Injury crash on Rosemary Avenue in Chevy Chase Heard on: Montgomery County MD Fire-Tac 00:14 00:00 Injury collision, BLS in the area of (number withheld) and (number withheld) James River Avenue, 1220 . Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Injury collision, BLS in the area of (number withheld) and (number withheld) James River Avenue, 1220 . 00:04 Montgomery, 00:06 paramedic 700 and twenty-four, Angel 700 and 00:09 twenty-four. The founder is showing on Rosemary Avenue, 00:13 1220 . 2026-09-23 16:20 UTC Traffic Rosemary St, Chevy Chase, MD 20815 View on map