Top seeds Pegula, Paul surge into Adelaide semis

The American duo allowed their opponents few chances in quarter-final routs, with Pegula dispatching fatigued compatriot Ashlyn Krueger 6-4, 2-0 through retirement. Krueger, a lucky loser from qualifying, was feeling the effects of nine matches over the past 12 days in Brisbane and Adelaide. World number seven Pegula, last year's US Open finalist, played doubles with Krueger this week and knew her partner was tired. "It's never fun to win with a retirement," said the 30-year-old, who will face...