Belgium will face France in the final of the 2017 Davis Cup after Belgium came back from 2-1 to beat Australia 3-2.
Steve Darcis beat Australia's Jordan Thompson, earlier David Goffin had beaten Nick Kyrgios to pull the tie back to 2-2.
France made it in to the final after Jo-Wilfred Tsonga beat Serbia's Dusan Lajovic in the days other match.
ReutersCopyright: Reuters
Today's singles
Will Kyrgios send Australia into the final?
Nick Kyrgios has the opportunity to send Australia into the Davis Cup final for the first time in 14 years. His opponent, Belgium's David Goffin won his singles rubber on Friday but has not beaten Kyrgios in three attempts this season. He will have to if he wants to extend the tie into a deciding game.
If Goffin wins, Steve Darcis and Jordan Thompson will face each other in the deciding match having both lost in Friday's opening games.
Getty ImagesCopyright: Getty Images
Nick Kyrgios hopes to clinch Australia's place in the Davis Cup finalImage caption: Nick Kyrgios hopes to clinch Australia's place in the Davis Cup final
How they got to the semi-finals
France beat Great Britain 4-1 in the quarter-finals to advance
to the semis, while Serbia advanced to the semis by beating Spain 4-1. They
face each other in Lille, France.
Australia reached the
semi-finals by beating the USA 3-2 in Brisbane back in April while Belgium got
through their quarter-final with a 3-2 win against Italy. Their match is in
Brussels, Belgium.
Getty ImagesCopyright: Getty Images
Interesting stats
Belgium is the only
country of the four semi-finalists to have never won the competition.
Australia stands in
2nd place on the list for most Davis Cup titles (28), behind only the USA (32)
and ahead of Great Britain in 3rd (10).
France is contesting
the semi-finals for the 3rd time in the last 4 years.
France has won 6 of
its last 7 home ties. Its only loss in that time came in the 2014 Final when
the team fell to Switzerland 3-1.
Serbiais
bidding to reach the Davis Cup Final for the 3rd time in its history.
AFPCopyright: AFP
Today's singles
France need one point to reach the final
Friday's winning players Jo-Wilfried Tsonga and Dusan Lajovic are first up in Lille with Serbia needing the victory to take the tie to a deciding rubber. Tsonga, who won imperiously in straight sets on Friday, will hope to clinch France's place in their first Davis Cup final since 2014.
If Lasovic wins, teammate Laslo Djere will face Lucas Pouille in the final singles game Both players were disappointing in defeat on Friday - who will be the match-winner today?
Getty ImagesCopyright: Getty Images
Jo-Wilfried Tsonga has the chance to send France into the finalImage caption: Jo-Wilfried Tsonga has the chance to send France into the final
BBC TV and online coverage times
Follow live BBC coverage as France meet Serbia and Belgium take
on Australia in the semi-finals of the 2017 Davis Cup.
Sunday, 17 September
11:55-21:00, France v Serbia, Davis Cup semi-finals, Connected
TV and online
12:55-22:00, Belgium v Australia, Davis Cup semi-finals,
Connected TV and online
Live Reporting
All times stated are UK

ReutersCopyright: Reuters 
Getty ImagesCopyright: Getty Images Nick Kyrgios hopes to clinch Australia's place in the Davis Cup finalImage caption: Nick Kyrgios hopes to clinch Australia's place in the Davis Cup final 
Getty ImagesCopyright: Getty Images -
Belgium is the only
country of the four semi-finalists to have never won the competition.
-
Australia stands in
2nd place on the list for most Davis Cup titles (28), behind only the USA (32)
and ahead of Great Britain in 3rd (10).
-
France is contesting
the semi-finals for the 3rd time in the last 4 years.
-
France has won 6 of
its last 7 home ties. Its only loss in that time came in the 2014 Final when
the team fell to Switzerland 3-1.
-
Serbiais
bidding to reach the Davis Cup Final for the 3rd time in its history.

AFPCopyright: AFP 
Getty ImagesCopyright: Getty Images Jo-Wilfried Tsonga has the chance to send France into the finalImage caption: Jo-Wilfried Tsonga has the chance to send France into the final
Latest PostBelgium to face France in final
Belgium will face France in the final of the 2017 Davis Cup after Belgium came back from 2-1 to beat Australia 3-2.
Steve Darcis beat Australia's Jordan Thompson, earlier David Goffin had beaten Nick Kyrgios to pull the tie back to 2-2.
France made it in to the final after Jo-Wilfred Tsonga beat Serbia's Dusan Lajovic in the days other match.
Today's singles
Will Kyrgios send Australia into the final?
Nick Kyrgios has the opportunity to send Australia into the Davis Cup final for the first time in 14 years. His opponent, Belgium's David Goffin won his singles rubber on Friday but has not beaten Kyrgios in three attempts this season. He will have to if he wants to extend the tie into a deciding game.
If Goffin wins, Steve Darcis and Jordan Thompson will face each other in the deciding match having both lost in Friday's opening games.
How they got to the semi-finals
France beat Great Britain 4-1 in the quarter-finals to advance to the semis, while Serbia advanced to the semis by beating Spain 4-1. They face each other in Lille, France.
Australia reached the semi-finals by beating the USA 3-2 in Brisbane back in April while Belgium got through their quarter-final with a 3-2 win against Italy. Their match is in Brussels, Belgium.
Interesting stats
Today's singles
France need one point to reach the final
Friday's winning players Jo-Wilfried Tsonga and Dusan Lajovic are first up in Lille with Serbia needing the victory to take the tie to a deciding rubber. Tsonga, who won imperiously in straight sets on Friday, will hope to clinch France's place in their first Davis Cup final since 2014.
If Lasovic wins, teammate Laslo Djere will face Lucas Pouille in the final singles game Both players were disappointing in defeat on Friday - who will be the match-winner today?
BBC TV and online coverage times
Follow live BBC coverage as France meet Serbia and Belgium take on Australia in the semi-finals of the 2017 Davis Cup.
Sunday, 17 September
11:55-21:00, France v Serbia, Davis Cup semi-finals, Connected TV and online
12:55-22:00, Belgium v Australia, Davis Cup semi-finals, Connected TV and online
All times BST