Michael Phelps did not win his first final race since coming out of retirement, but he did remind fans of something else -- just how much the sport needs and enjoys his rivalry with Ryan Lochte.
Matt Grevers won gold in an Olympics-record 52.16 seconds with Nick Thoman taking silver in 52.97. It's the second consecutive Olympics in which the U.S. men have finished first and second in the 100 back.
Is this the last time we'll see Dara Torres race in the Olympics? The future tells us not to bet against the age-defying American swimmer.
Even if Michael Phelps didn't win eight golds, he has plenty of metal to back him up.