MIAMI GARDENS, Florida: Lionel Messi’s night ended early during the Copa America final when he emotionally exited the field in the 64th minute with an apparent leg injury on Sunday night.The 37-year-old appeared to suffer a noncontact injury while running full speed on the pitch as defending champ Argentina remained in a scoreless match against Colombia.Messi immediately looked toward the Argentina bench as he went to the ground. He remained down for several minutes as trainers came out. He was helped to his feet and immediately took his shoe off his right foot.