USA Boxing team member Naomi Graham, right, spars with head coach Billy Walsh during a media day for the team in a gym located in a converted Macy's Department store in Colorado Springs, Colo., Monday, June 7, 2021. Naomi Graham feels no extra pressure in taking up Claressa Shields’ mantle at 75 kilograms in Tokyo. Six years older than Shields, she's a relative newcomer to high-level boxing, only picking it up a decade ago and fighting her way to Olympic contention while also serving in the Army as an ammunition specialist. (AP Photo/David Zalubowski)

USA Boxing team member Naomi Graham takes part in drills during a media day for the team in Colorado Spring, Colo., Monday, June 7, 2021. With Claressa Shields on to her pro careers in boxing and mixed martial arts, the U.S. team needed a replacement at the weight class Shields has dominated ever since women were allowed to fight at the Olympics nine years ago. USA Boxing found a soldier. (AP Photo/David Zalubowski, File)

USA Boxing team member Naomi Graham takes part in drills during a media day for the team in Colorado Springs, Colo., Monday, June 7, 2021. Graham has balanced the demands on her time splendidly in the past few years, and she persevered through the Olympic delay caused by the coronavirus pandemic with a focus 10 years in the making. Graham will be the first female active-duty soldier to fight in the Olympics, and she relishes the history she's making. (AP Photo/David Zalubowski)

USA Boxing team member Naomi Graham takes part in drills during a media day for the team in Colorado Springs, Colo., Monday, June 7, 2021. Although she loved the sport and knew she wanted to fight, the sight of gold medalists Nicola Adams, Katie Taylor and Claressa Shields on the medal stand at the London Olympics in 2012 filled her with even more purpose. “I always had the dream, but before (2012), women couldn't dream of going to the Olympics,” Graham said.(AP Photo/David Zalubowski)

USA Boxing team member Naomi Graham takes part in drills during a media day for the team in a gym located in a converted Macy's Department store in Colorado Springs, Colo., Monday, June 7, 2021. With Claressa Shields on to her pro careers in boxing and mixed martial arts, the U.S. team needed a replacement at the weight class Shields has dominated ever since women were allowed to fight at the Olympics nine years ago. Graham is a relative newcomer to high-level boxing, only picking it up a decade ago and fighting her way to Olympic contention while also serving in the Army as an ammunition specialist. (AP Photo/David Zalubowski)