Serena Williams escapes upset bid

[truebluefan]

While watching Serena Williams come from behind at Wimbledon, older sister Venus sat in the front row stifling a yawn.

Nothing to worry about.

Venus was correct -- barely. Serena hit a Wimbledon record 23 aces, held every service game and narrowly escaped an upset bid by Jie Zheng, winning 6-7 (5), 6-2, 9-7 in the third round Saturday.