Postpublished at 01:01 Greenwich Mean Time
*Raducanu 1-2 Swiatek
Jonathan Jurejko
BBC Sport in Melbourne
Swiatek has only been broken twice so far this tournament - both in her opening match against Katerina Siniakova.
This never looks like the third.
Raducanu goes on the attack at 40-15 with an aggressive forehand which beats Swiatek but not the sideline.