USA National Doubles Championships - QFs

Jason Mannino and Eric Muller had the only upset on Friday, as the 5th seeds defeated 4th seeded Chris Crowther and Tim Doyle, 5-15, 15-12, 11-10 in the quarter finals of the US Team Qualifying division at the 2010 USA Racquetball National Doubles Championship in Tempe, Arizona.

Next up for Mannino and Muller in the semi-finals are top seeds Rocky Carson and Josh Tucker. They defeated Andy Hawthorne and Jeff Stark in the quarter finals, 15-6, 15-10.

In the other semi, 2nd seeds Ben Croft and Mitch Williams play 3rd seeds Jason Thoerner and Shane Vanderson. Croft and Williams beat Jeff Bell and Tom Fuhrman, 15-5, 15-10, while Thoerner and Vanderson defeated Dan Llacera and Mike Orr, 15-3, 15-5.

There was a match in the women's US Team Qualifying division also on Friday. Sheryl Lotts and Aubrey O'Brien defeated Lily Berry and Sharon Jackson, 15-4, 15-8, so it will fall to them to provide the first challenge for reigning champions Jackie Paraiso and Aimee Ruiz.

The semi final matches are Saturday afternoon, and you can view them live on line via racquetballonline.tv.

2010 USA Racquetball National Doubles Championships
Tempe, Arizona
US National Team Division Entries

Men's
Quarter-finals
Rocky Carson & Josh Tucker d. Andy Howthorne & Jeff Stark, 15-6, 15-10
Jason Mannino & Eric Muller d. Chris Crowther & Tim Doyle, 5-15, 15-12, 11-10

Jason Thoerner & Shane Vanderson d. Dan Llacera & Mike Orr, 15-3, 15-5
Ben Croft & Mitch Williams d. Jeff Bell & Tom Fuhrman, 15-5, 15-10

Semi-finals
Rocky Carson & Josh Tucker vs. Jason Mannino & Eric Muller
Ben Croft & Mitch Williams vs. Jason Thoerner & Shane Vanderson

Women's
First Round
Sheryl Lotts & Aubrey O'Brien d. Lily Berry & Sharon Jackson, 15-4, 15-8

Semi-finals
Jackie Paraiso & Aimee Ruiz vs. Sheryl Lotts & Aubrey O'Brien
Rhonda Rajsich & Janel Tisinger vs. Krystal Csuk & Cheryl Gudinas

Follow the bouncing ball....