Montgomery County Fire and Rescue Service (MCFRS) Confirms No Foul Play in 4700 Block Merivale Road Tragedy; Investigators Believe Carstens Reentered Structure in “Heartbreaking and Heroic” Attempt to Rescue Family Cat CHEVY CHASE, MD. — A “shattering and visceral” Friday morning has left the Montgomery County community in a state of profound mourning following a…