Baku, September 21, AZERTAC Zdeno Chara signed a one-day contract with the Boston Bruins and announced his retirement Tuesday after 24 seasons in the NHL and captaining Boston to the Stanley Cup in 2011, according to AP. The 6-foot-9 defenseman from Slovakia hangs up his skates at age 45, surrendering the title of the NHL’s oldest active player.He returned to TD Garden to end his professional playing career two years after leaving the Bruins following 14 seasons with the team.The proclamation printed on his ceremonial final contract spoke to this longevity in the sport.“You guys want to know what it says?” he asked the assembled crowd after signing. “Zdeno must agree to keep himself in the good shape and physical condition at all times post-retirement.”Chara called returning to the city of his biggest NHL triumphs to mark the end of his time on the ice “surreal.”