With some of the biggest names of the 2016 Summer Olympics in action Thursday, there are events you simply don't want to miss.
Simone Biles and Michael Phelps will try to add to the United States' gold-medal count, while medals will be handed out in archery, canoe, cycling, fencing, gymnastics, judo, rowing, rugby, shooting, swimming and table tennis.
Meanwhile, the majority of team sports start to wrap up the preliminary rounds and move into the knockout stages.
It is a busy day of action, so here is what you need to know to follow as much as possible.