Andy and Jamie Murray battled Argentine duo in a thrilling four-set match to keep Great Britain in the running for the Davis Cup title
The Scottish siblings, Andy and Jamie Murray kept alive Great Britain's of retaining their Davis Cup title.
The duo defeated Argentina's Juan Martin del Potro and Leonardo Mayer in an intense match in the doubles semi-final on Saturday.
A terrific effort from the Murray brothers reduced the overall deficit to 2-1.
Andy and his older brother Jamie secured a thrilling 6-1, 3-6, 6-4, 6-4 victory in just under three hours on the hard court of the Emirates Arena in Glasgow.
"Yesterday was a very tough day. To come out and get the win with Jamie today was great. He played unbelievably well throughout the whole match. We are 2-1 down and it is a tough position to be in, but it is a better position that we were in at the beginning of the day and I still believe we can come back," three-time Grand Slam winner Andy said.
"We played a great match but we had to as those guys are playing really well too," said Jamie Murray.
"I think we should be proud of the way we played and competed from start to finish. We’re back in the tie and gives us some momentum back in the tie going into tomorrow's matches."
Great Britain took the first set comfortably in 26 minutes. Argentina broke serve to lead in the second and went on to level the match at one set all.
The third set went with serve until the seventh game when Argentina moved in front with a break as Andy struggled with his first serve.
But Britain broke back immediately with a clever return down the line from Jamie sealing the set.
There was nothing to separate the sides in the fourth set which went with serve until the tenth game where the Murrays broke at the crucial moment to claim victory.
The win by Britain sets up a fascinating third day with Andy having to fight Guido Pella in the first of Sunday's reverse singles.
Argentina is looking to reach their fourth final in 10 years. But the side will need the claim the crucial point in Sunday's reverse singles rubbers before they find a place in the final.
The winners of the tie will face France or Croatia in the final.
(WION with inputs from agencies)