United States guards Sue Bird (6) and Jewell Loyd (4) gather with teammates during a break while playing Nigeria in the first half of a pre-Olympic exhibition basketball game in Las Vegas on Sunday, July 18, 2021. (Chase Stevens/Las Vegas Review-Journal via AP)

Nigeria guard Ifunanya Ibekwe, center right, blocks a shot from United States forward A'Ja Wilson (9) during the first half of a pre-Olympic exhibition basketball game in Las Vegas on Sunday, July 18, 2021. (Chase Stevens/Las Vegas Review-Journal via AP)

Nigeria forward/center Elizabeth Williams (1) battles for the ball against United States forward A'Ja Wilson during the first half of a pre-Olympic exhibition basketball game in Las Vegas on Sunday, July 18, 2021. (Chase Stevens/Las Vegas Review-Journal via AP)

Nigeria guard Erinma Ogwumike (31) shoots over United States guard Jewell Loyd during the first half of a pre-Olympic exhibition basketball game in Las Vegas on Sunday, July 18, 2021. (Chase Stevens/Las Vegas Review-Journal via AP)

United States center Brittney Griner lays up the ball during the first half of a pre-Olympic exhibition basketball game against Nigeria in Las Vegas on Sunday, July 18, 2021. (Chase Stevens/Las Vegas Review-Journal via AP)

Nigeria guard Erica Erinma Ogwumike (31) watches the action alongside sisters Chiney Ogwumike, center, and Nneka Ogwumike during the first half of a pre-Olympic exhibition basketball game against the United States in Las Vegas on Sunday, July 18, 2021. (Chase Stevens/Las Vegas Review-Journal via AP)