Houston ATP results

Following are the results Tuesday from the US Men's Clay Court Championship at River Oaks Country Club (prefix number denotes seedings):

Men's singles

First round

5-Santiago Giraldo, Colombia, bt Rogerio Dutra Silva, Brazil, 6-2, 6-2

7-Jeremy Chardy, France, bt Dusan Lajovic, Serbia, 6-4, 6-4.

Hyeon Chung, South Korea, bt Facundo Arguello, Argentina, 6-3, 7-5.

Teymuraz Gabashvili, Russia, bt Tim Smyczek, United States, 6-3, 6-3.

Steve Johnson, United States, bt Donald Young, United States, 7-5, 6-4.

Men's doubles

Treat Huey, Philippines/Scott Lipsky, United States, bt 2-Eric Butorac, United States/Sam Groth, Australia, 7-6 (4), 6-7 (2), 12-10.

4-Mariusz Fyrstenberg, Poland/Santiago Gonzalez, Mexico, bt Lleyton Hewitt, Australia/Matt Reid, Australia, 6-4, 6-4.

Ricardas Berankis, Lithuania/Teymuraz Gabashvili, Russia, bt Federico Delbonis, Argentina/Dusan Lajovic, Serbia, 4-6, 6-2, 19-17.

Marcus Daniell, New Zealand/Santiago Giraldo, Colombia, bt Jonathan Erlich, Israel/Aisam-Ul-Haq Qureshi, Pakistan, 7-5, 7-5

Endi