
Heart rate details taken from the Apple Watch worn by Lindsay Clancy displayed by the prosecution during Clancy's murder trial at Plymouth Superior Court in Plymouth, Mass., Monday, Aug. 17 2026. (Greg Der/The Patriot Ledger via AP, Pool)

Heart rate details taken from the Apple Watch worn by Lindsay Clancy displayed by the prosecution during Clancy's murder trial at Plymouth Superior Court in Plymouth, Mass., Monday, Aug. 17 2026. (Greg Der/The Patriot Ledger via AP, Pool)