Live Tennis Updates: Novak Djokovic wins first set of men’s final in tie-break against Spain’s Carlos Alcaraz

Serbia’s Novak Djokovic has won a marathon first set on a tie-break in the men’s singles final against Spain’s Carlos Alcaraz.

At 6-6 after 90 minutes, Djokovic emerged victorious to win the tie-break 7-3.

There’s just one more set between Djokovic and his first Olympic gold medal, after winning bronze in Beijing in 2008.