“About 3,600 babies in the United States die suddenly and unexpectedly each year. A thorough investigation is necessary to learn what caused these deaths. Sudden unexpected infant deaths include sudden infant death syndrome (SIDS), accidental suffocation in a sleeping environment, and other deaths from unknown causes.”
-CDC

Click to learn how to reduce the risk of SIDS

Video on safe sleep: https://youtu.be/09kNXxYB_Ko

To learn more on SIDS and SUID go to CDC