Davis Cup results

Following are the Davis Cup World Group first round results:

At Melbourne (outdoor, grass)

Australia 1 United States 3

Friday

John Isner, United States, bt Sam Groth, Australia, 7-6 (7-2), 6-2, 6-2

Bernard Tomic, Australia, bt Jack Sock, United States, 7-6 (7-2), 6-3, 3-6, 6-4

Saturday

Bob Bryan-Mike Bryan, United States, bt Lleyton Hewitt-John Peers, Australia, 6-3, 6-3, 4-6, 4-6, 6-3

Sunday

John Isner, United States, bt Bernard Tomic, Australia, 6-4, 6-4, 5-7, 7-6 (7-4)

Sam Groth, Australia, vs Jack Sock, United States,

At Birmingham (indoor, hard)

BrItalyin 2 Japan 1

Friday

Andy Murray, BrItalyin, bt Taro Daniel, Japan, 6-1, 6-3, 6-1

Kei Nishikori, Japan, bt Dan Evans, BrItalyin, 6-3, 7-5, 7-6 (7-3)

Saturday

Andy Murray-Jamie Murray, BrItalyin, bt Yoshihito Nishioka-Yasutaka Uchiyama, Japan, 6-3, 6-2, 6-4

Sunday (1300GMT)

Andy Murray, BrItalyin, vs Kei Nishikori, Japan

Dan Evans, BrItalyin, vs Taro Daniel, Japan

At Belgrade (indoor, hard)

Serbia 1 Kazakhstan 2

Friday

Novak Djokovic, Serbia, bt Aleksandr Nedovyesov, Kazakhstan, 6-1, 6-2, 6-3

Mikhail Kukushkin, Kazakhstan, bt Viktor Troicki, Serbia, 7-5, 6-2, 6-4

Saturday

Aleksandr Nedovyesov-Andrey Golubev, Kazakhstan, bt Nenad Zimonjic-Novak Djokovic, Serbia, 6-3, 7-6 (7-3), 7-5

Sunday (1200GMT)

Novak Djokovic, Serbia, vs Mikhail Kukushkin, Kazakhstan

Viktor Troicki, Serbia, vs Aleksandr Nedovyesov, Kazakhstan

At Pesaro (indoor, clay)

Italyly 3 Switzerland 0

Friday

Paolo Lorenzi, Italy, bt Marco Chiudinelli, Switerland, 7-6 (16-14), 6-3, 4-6, 5-7, 7-5

Andreas Seppi, Italy, bt Henri Laaksonen, Switerland, 7-5, 7-6 (7-4), 3-6, 6-3

Saturday

Simone Bolelli-Andreas Seppi, Italy vs Marco Chiudinelli-Henri Laaksonen (Switerland) 6-3, 6-1, 6-3

Sunday (1300GMT)

Andreas Seppi, Italy, vs Marco Chiudinelli, Switerland

Paolo Lorenzi, Italy, vs Henri Laaksonen, Switerland

At Gdansk (indoor, hard)

Poland 1 Argentina 2

Friday

Guido Pella, Argentina, bt Michal Przysiezny, Poland, 6-1, 6-4, 7-6 (7-5)

Leonardo Mayer, Argentina, bt Hubert Hurkacz, Poland, 6-2, 7-6 (7-3), 6-2

Saturday

Martin Matkowski-Lukasz Kubot, Poland, bt Carlos Berlocq-Renzo Olivo, Argentina, 6-3, 6-4, 6-4

Sunday (1100GMT)

Michal Przysiezny, Poland, vs Leonardo Mayer, Argentina

Hubert Hurkacz, Poland, vs Guido Pella, Argentina

At Guadeloupe (outdoor, clay)

France 3 Canada 0

Friday

Gael Monfils, France, bt Frank Dancevic, Canada, 6-3, 6-1, 6-3

Gilles Simon, France, bt Vasek Pospisil, Canada, 7-5, 6-3, 6-3

Saturday

Richard Gasquet-Jo-Wilfried Tsonga, France, bt Vasek Pospisil-Philip Bester, Canada, 7-6 (7-4), 6-1, 7-6 (7-4)

Sunday (1500GMT)

Gael Monfils, France, vs Vasek Pospisil, Canada

Gilles Simon, France, vs Frank Dancevic, Canada

At Hanover (indoor, hard)

Germany 1 Czech Repulic 2

Friday

Philipp Kohlschreiber, Germany, bt Lukas Rosol, Czech Republic, 3-6, 6-3, 6-4, 2-6, 6-3

Tomas Berdych, Czech Republic, bt Alexander Zverev, Germany, 7-6 (8-6), 1-6, 4-6, 7-6 (7-5), 6-4

Saturday

Tomas Berdcyh-Radek Stepanek, Czech Republic, bt Philipp Kohlschreiber-Philipp Petzschner, Germany, 7-6 (9-7), 7-5, 6-4

Sunday (1200GMT)

Philipp Kohlschreiber, Germany, vs Tomas Berdych, Czech Republic

Alexander Zverev, Germany, vs Lukas Rosol, Czech Republic

At Liege (indoor, clay)

Belgium 1 Croatia 2

Friday

Marin Cilic, Croatia, bt Kimmer Coppejans, Belgium, 7-5, 6-3, 7-5

David Goffin, Belgium, bt Borna Coric, Croatia, 6-3, 6-2, 2-6, 3-6, 6-3

Saturday

Ivan Dodig-Kranko Skugor, Croatia, bt Ruben Bemelmans-David Goffin, Belgium, 7-6 (7-5), 6-3, 6-1

Sunday (1300GMT)

David Goffin, Belgium, vs Marin Cilic, Croatia

Kimmer Coppejans, Belgium, vs Borna Coric, Croatia

Endit