Top Angolan club Sagrada Esperança have announced the death of Ntaku Zibakaka during a pre-season camp in the western city of Benguela.

The 23-year-old defender, originally from DR Congo, was taken ill during training, but he was pronounced dead before he could reach hospital.

"With a painful heart the club would sadly inform the public, fans, and other members about the sudden death of our player Ntaku Zibakaka," the club announced in a statement.

"With a great honour to our departed star and in grief we convey our deepest sympathy to his family as they try to come to terms with their loss."

BBC