Videos CNN Chief Medical Correspondent Dr. Sanjay Gupta explains the causes and symptoms of chronic traumatic encephalopathy, more commonly known as CTE. Articles You May Like Voice behind top Simpsons character quits after 35 years on hit show Arrest warrant issued for Israeli PM Netanyahu over alleged war crimes After Tyson-Paul, don’t be surprised if we see this type of spectacle again Nvidia says it will sell more of its next-generation Blackwell chips than previously anticipated Alphabet’s VC arm backs little-known SAP rival Odoo, boosting valuation to $5.3 billion