On Monday, two doctors who treated 8-month-old Callan Clancy testified about the injuries he suffered after he was allegedly strangled and found in cardiac arrest in January 2023. Callan was later transferred to Boston Childrens Hospital, where doctors continued efforts to save his life. His mother, Lindsay Clancy, is accused of killing Callan and his two young siblings with exercise bands inside their Massachusetts home. A second doctor testified about the severe brain injuries Callan suffered and said he was later declared dead on January 27, 2023. Watch 24/7 Court TV LIVE Stream Today Join the Investigation Newsletter Court TV Podcast Join the Court TV Community to get access to perks: FOLLOW THE CASE: Facebook Twitter/X Instagram TikTok YouTube WATCH 140 FREE TRIALS IN THE COURT TV ARCHIVE WHERE-TO-WATCH