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Briedis said in a social media post that boxing had been an integral part of his life for the past 25 years but the time is now right to move on. 

"25 years ago, I went into the unknown, putting on boxing gloves for the first time, not realizing at that time that it would lead me to a career as a professional athlete. Over time, boxing became my passion, my career and most of my life," Briedis, a former police officer, said.

During his professional career, Briedis won 28 v...