Sean_RedDevil
Twitter bot
Following her 6-2 6-1 defeat against Eugenie Bouchard at the Hopman Cup team event in Perth, world number one Serena Williams says: "I don't know what's wrong with me. I'm so tired. It's weird. I can't get my body to move.
"I feel like I've got no energy. It's a little frustrating because I know I can play two thousand times better."
"I feel like I've got no energy. It's a little frustrating because I know I can play two thousand times better."