SANTA CLARA, Calif -- A man who suffered a heart attack during the 49ers' debut game at Levi's Stadium died Sunday.
The Santa Clara Fire Department said stadium staff responded to a cardiac emergency during the third quarter of the 49ers' 34-0 loss to the Broncos.
The man received CPR and was rushed to a hospital, where he was pronounced dead. His name was not released.
The 49ers issued a statement Sunday night offering condolences to his family and friends.
Thousands of fans left midway through the lopsided game played in 80-degree weather.