New Zealand have taken a 2-1 lead in the five-rubber Davis Cup tie against South Korea in Auckland.
In a nail-biting contest this afternoon, Artem Sitak and Marcus Daniell won the doubles on a tiebreak in the fourth set.
They beat Hong Chung and Jaemoon Lee 6-2, 4-6, 6-4, 7-6.
The win continues this country's run of being unbeaten in Davis Cup doubles since 2013.
New Zealand now lead the Davis Cup tie 2-1 over the Koreans with the reverse singles to come tomorrow with Rubin Statham to play Korean number one Soon Woo Kwon followed by Michael Venus against Seong Chan Hong.