U.S. boxer Williams loses
Sergey Vodopyanov, the world champion bantamweight, and Raynell Williams, a serious American medal contender, lost Friday night, both saying they were wronged by subjective calls. Vodopyanov was edged by India's Akhil Kumar on total punches in a fight that ended 9-all, while Williams fell behind early and never caught up to France's Khedafi Djelkhir.
Powerhouse Russia has just five fighters left in the games, including lightweight Alexey Tishchenko who beat Australia's Anthony Little 11-3. Four American boxers remain.
Ukraine's Vasyl Lomachenko continues making a name for himself, beating his second medal-caliber foe in as many fights. His next fight will be against China's Li Yang in the quarterfinals.
China's surprising team has six boxers still in the tournament amid complaints from some fighters about judges favoring the home nation.
Cuba kept nine boxers in with wins by lightweight Yordenis Ugas, bantamweight Yankiel Leon and featherweight Idel Torriente, who came from behind in the fourth round to beat Mongolia's Enkhzorig Zorigtbaatar 10-9.