Serena Williams tells CNN how her 2012 season went from disappointment to triumph . The 31-year - old did n't leave the house for two days after first round French Open loss . Williams roared back to Wimbledon , the U.S. Open and the Olympic golds . Serena says she is in awe of sister Venus , who also had health problems in 2012 .
Serena Williams tells CNN how her 2012 season went from disaster to triumph . The 31-year-old did n't leave the house for two days after first round French Open defeat . Williams roared back winning Wimbledon , the U.S. Open and two Olympic golds . Serena says she is in awe of sister Venus , who also had health problems in 2012 .