San Diego police launched a suspicious death investigation after a man died following a physical altercation in Valencia Park.
The man, 50, was experiencing chest pains and told a witness that he had just been involved in an altercation with another man, according to the San Diego Police Department.
A San Diego Fire-Rescue crew responded to 5600 Imperial Avenue just after 1 p.m. and minutes later were performing life-saving measures on the man.
He was transported to an area hospital and was pronounced dead. The man had no obvious signs of trauma to his body, SDPD said.
SDPD's Homicide Unit is investigating the case as a suspicious death.
Anyone with information can call the Homicide Unit at (619) 531-2293.
No other information was available.
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