Nick Lucena and Philip Dalhausser of USA celebrate their win in beach volleyball\'s round of 16
Piotr Lisek of Poland competes in men\'s pole vault qualifying round
Jan Kudicka of Czech Republic in action in men\'s pole vault qualifying round
Rusheen McDonald of Jamica takes part in the men\'s athletics 400m semifinal
Italian players celebrate after defeating Brazil in the volleyball preliminary round
Nafissatou Thiam of Belgium reacts after winning the gold medal in the women\'s heptathlon 800m
Silver medallist Jessica Ennis-Hill of Britain celebrates her win in the women\'s heptathlon 800m
Elaine Thompson of Jamaica celebrates as she wins the gold medal in the women\'s 100m
Neymar and Renato Augusto of Brazil celebrate victory in the football quarterfinal against Colombia
Argentina\'s Pablo Simonet (left) vies with a Tunisian player during the handball preliminaries
Puerto Rico\'s Monica Puig reacts after winning her singles final tennis against Angelique Kerber
Michael Phelps\' mother Deborah (2ndL) and partner Nicole Johnson (C) pose with Phelps\' son Boomer